ge6161 (1)

7/22/2019 GE6161 (1)

1/75

1. Write a C program to find the sum of digits of a number.

#include

#include

void main(){

int n,r,sum=0;

clrscr();

printf("Enter the number:");

scanf("%d",&n);while(n!=0)

{

r=n%10;

sum=sum +r;

n=n/10;}

printf ("\n The Sum of digits is %d", sum);

getch();

}

2. Write a C program to reverse the digits of a number.

#include

#includevoid main()

{

int n,r,sum=0;

clrscr();

printf("Enter the number:\n");

scanf("%d",&n);

while(n!=0){

r=n%10;n=n/10;

sum=sum*10+r;

}printf("\nThe reverse is %d",sum);

getch();

}

3. Write a C program to find the largest digit of a number.

#include#include

7/22/2019 GE6161 (1)

2/75

void main()

{

int n,r,large=-1;

clrscr();

printf("Enter the number:\n");scanf("%d",&n);while(n!=0)

{

r=n%10;

if(r>large)

{large=r;

}

n=n/10;

}

printf("\nThe Largest digit is %d",large);

getch();

}

4. Write a C program to check whether the number and its reverse are

same. (Palindrome number)

#include#include

void main(){

int n,r,a,sum=0;

clrscr();

printf("Enter the number:\n");scanf("%d",&n);

a=n;

while(n!=0)

{

r=n%10;n=n/10;

sum=sum*10+r;

}

printf("\nThe given number is %d",a);

printf("\nThe reverse is %d",sum);

if(a==sum)

{

printf("\nThe entered number and reverse are same\n");

}else

7/22/2019 GE6161 (1)

3/75

{

printf("\nThe entered number and reverse are not same\n");

}

getch();

}

5. Write a C program to check whether the given number is Armstrong

or not.

#include

#includevoid main()

{

int n,a,r,sum=0;

clrscr();

printf("Enter the number.");

scanf("%d",&n);a=n;

while(a>0)

{

r=a%10;

sum+=r*r*r;a=a/10;

}if(sum==n)

{

printf("\nThe number %d is armstrong",n);

}else

{

printf("\nThe number %d is not armstrong",n);

}

getch();}

6. Write a C program to find the sum of odd-positioned digits and even

positioned digits of a number separately.

#include#include

void main()

{ int n,r,count=0,odd=0,even=0;

7/22/2019 GE6161 (1)

4/75

clrscr();


scanf("%d",&n);

while(n!=0)

{r=n%10;count=count+1;

if(count%2==0)

{

even=even+r;

}else

{

odd=odd+r;

}

n=n/10;

}

printf("\nThe sum of odd positioned digits is %d",odd);

printf("\nThe sum of even positioned digits is %d",even);

getch();

}

7. Write a C program to find the second highest number from a set of

numbers.

#include

#include

void main(){

int list[20],n,i,firstlarge,seclarge,num;

clrscr();

printf("\nEnter the size of the list\n");

scanf("%d",&n);printf("\nEnter the elements one by one\n");

scanf("%d",&num);

firstlarge=num;

seclarge=-9999;

for(i=1;i

7/22/2019 GE6161 (1)

5/75

firstlarge=num;

}

else

{

if(seclarge

7/22/2019 GE6161 (1)

6/75

printf("\nThe numbers between 1 and 100 which are divisible by 2 and not

divisible by 3 and 5 are ");

for(i=1;i

7/22/2019 GE6161 (1)

7/75

#include

#include

void main()

{

int n,r,digit,count=0;clrscr();


scanf("%d",&n);

printf("Enter the digit u want to count:\n");

scanf("%d",&digit);

while(n!=0){

r=n%10;

if(r==digit)

{

count=count+1;

}

n=n/10;

}

printf("\n%d times the digit is present in the given number",count);

getch();

}

12. Write a C program to interchange the elements of an array with the

elements of another array without using the third array.

#include

#includevoid main()

{

int a[20],b[20],i,n;

clrscr();

printf("Enter the number of elements(Max 20)");scanf("%d",&n);

printf("\nEnter the elements of first array one by one");

for(i=0;i

7/22/2019 GE6161 (1)

8/75

}

printf("\nBefore Swapping\n");

printf("\nElements of Array 1: ");

for(i=0;i

7/22/2019 GE6161 (1)

9/75

printf("\nEnter the line of text");

gets(text);

n=strlen(text);

for(i=0;i

7/22/2019 GE6161 (1)

10/75

do

{

printf("\nEnter the order of 2nd matrix \n");

scanf("%d%d",&m2,&n2);

}while(n1!=m2);printf("\nEnter the elements of 2nd matrix\n");for(i=0;i

7/22/2019 GE6161 (1)

11/75

{

for(j=0;j

7/22/2019 GE6161 (1)

12/75

printf("\n");

}

printf("\nThe elements of 2nd matrix\n");

for(i=0;i

7/22/2019 GE6161 (1)

13/75

getch();

}

16. Write a C program to get a matrix of order 3X3 and display a matrix oforder 4X4 with the fourth row and column as the sum of rows and columns

respectively.

#include

#include

void main()

{

int a[4][4],i,j;

clrscr();

printf("\nEnter the elements of input matrix\n");

for(i=0;i

7/22/2019 GE6161 (1)

14/75

{

printf("%d\t",a[i][j]);

}

printf("\n");

}getch();

}

17. Write a C program to arrange the set of numbers in descending order.

#include

#include

void main()

{

int list[20],n,i,j,temp;clrscr();

printf("\nEnter the number of elements (max 20)\n");

scanf("%d",&n);

printf("\nEnter the elements\n");

for(i=0;i

7/22/2019 GE6161 (1)

15/75

18. Write a function to find the product of two values without using *

operator.

#include

#includevoid main(){

int a,b,i,product=0;

clrscr();

printf("Enter the 1st number: ");

scanf("%d",&a);printf("Enter the 2nd number: ");

scanf("%d",&b);

for(i=1;i

7/22/2019 GE6161 (1)

16/75

20. Write a C program to arrange the digits of a number in ascending

order.

#include

#includevoid bubblesort(int list[],int no);void main()

{

int n,r,a[10],i=0,j;

clrscr();

printf("\nEnter the number:");scanf("%d",&n);

while(n!=0)

{

r=n%10;

a[i]=r;

n=n/10;i++;

}

bubblesort(a,i);

printf("\nAfter sorting the digits the number is: ");

for(j=0;j

7/22/2019 GE6161 (1)

17/75

b) Check whether the given year is leap year or not.

#include

#include


int a,b,c,year,ch;

clrscr();

do

{printf("\nMenu");

printf("\n1.Biggest of 3 Numbers\n2.Leap year or Not\n3.exit");

printf("\nEnter ur choice");

scanf("%d",&ch);

switch(ch)

{

case 1:

printf("\nEnter 3 nos\n");

scanf("%d%d%d",&a,&b,&c);

if(a>b&&a>c)

{

printf("\n %d is biggest",a);

}else if(b>a&&b>c)

{

printf("\n %d is biggest",b);

}else

{

printf("\n %d is biggest",c);

}

break;case 2:

printf("\nEnter the year\t");

scanf("%d",&year);

if(((year%4==0)&&(year%100!=0))||(year%400==0))

{

printf("%d year is a leap year",year);

}else

{printf("%d year is not a leap year",year);

7/22/2019 GE6161 (1)

18/75

}

break;

case 3:

exit(0);

default:printf("\nInvalid Input");

}

}while(ch!=3);

getch();

}

22. Write a C program to (i) find whether the given number is even or odd.

(ii) Find the square root of a number.

#include

#include

#include //for exit()

#include //for sqrt()

void main()

{

int n,ch;

clrscr();

do

{printf("\nMenu");

printf("\n1.Odd or Even\n2.Square Root\n3.exit");

printf("\nEnter ur choice");

scanf("%d",&ch);switch(ch)

{

case 1:

printf("\nEnter a number\n");

scanf("%d",&n);if(n%2==0)

{

printf("\nThe number %d is even",n);

}

else

{

printf("\nThe number %d is odd",n);}

break;case 2:

7/22/2019 GE6161 (1)

19/75

printf("\nEnter the number\t");

scanf("%d",&n);

printf("\nthe square root of %d is %f",n,sqrt(n));

break;

case 3:exit(0);

default:

printf("\nInvalid Input");

}

}while(ch!=3);

getch();}

23. Write a C program to (i) check whether the given number is Armstrong

or not. (ii) to reverse the digits of a given number.

#include

#include

void main()

{

int a,n,r,sum=0,rev=0;

clrscr();

printf("Enter the number.");scanf("%d",&n);

a=n;

while(a!=0)

{r=a%10;

sum=sum+r*r*r;

rev=rev*10+r;

a=a/10;

}if(sum==n)

{


}

else

{

printf("\nThe number %d is not armstrong",n);}

printf("\nThe reverse of %d is %d",n,rev);getch();

7/22/2019 GE6161 (1)

20/75

}

24. Write a C program to check the given name is palindrome or not

without using string function.

#include#include

void main()

{

int len,i,j,count=0;

char str[15];clrscr();

printf("\n Enter the string:");

scanf("%s",str);

for(i=0;str[i]!='\0';i++)

{

count=count+1;

}

len=count;

for(i=0,j=len-1;i

7/22/2019 GE6161 (1)

21/75

scanf("%d",&num1);

printf("\nEnter the Second number : ");

scanf("%d",&num2);

printf("\nBefore Swapping\n");

printf("\nFirst number : %d",num1);printf("\nSecond number : %d\n",num2);swap() ;

getch();

}

void swap()

{num1=num1+num2;

num2=num1-num2;

num1=num1-num2;

printf("\nAfter Swapping\n");

printf("\nFirst number : %d",num1);

printf("\nSecond number : %d\n",num2);

}

26. Write a C program to find the factorial of given number using recursive

function.

#include

#includeint fact(int);

void main()

{

int num,f;clrscr();

printf("\nEnter a number: ");

scanf("%d",&num);

f=fact(num);

printf("\nFactorial of %d is: %d",num,f);getch();

}

int fact(int n)

{

if(n==1)

return 1;

else

return(n*fact(n-1));

}

7/22/2019 GE6161 (1)

22/75

27. Write a C program to sort the given number in ascending order using

arrays.

#include


int list[20],n,i,j,temp;

clrscr();


scanf("%d",&n);printf("\nEnter the elements\n");

for(i=0;i

7/22/2019 GE6161 (1)

23/75

printf("\nEnter the order of matrix\n");

scanf("%d%d",&m,&n);

printf("\nEnter the elements one by one\n");

for(i=0;i

7/22/2019 GE6161 (1)

24/75

#include

void main()

{

int a[10],n,i,oddsum=0,evensum=0;

clrscr();printf("\nENTER THE NUMBER OF ELEMENTS:\t");scanf("%d",&n);

printf("\nENTER THE ELEMENTS ONE BY ONE\n");

for(i=0;i

7/22/2019 GE6161 (1)

25/75

};

void main()

{

struct employee payroll;

int grosspay,netpay;clrscr();

printf("\nEnter the employee details");

printf("\nEmployee Number:\t");

scanf("%d",&payroll.empno);

printf("\nEmployee Name:\t");

scanf("%s",payroll.name);printf("\nEnter Basic pay:\t");

scanf("%d",&payroll.basicpay);

printf("\nEnter DA:\t");

scanf("%d",&payroll.da);

printf("\nEnter HRA:\t");

scanf("%d",&payroll.hra);

printf("\nEnter TA:\t");

scanf("%d",&payroll.ta);

printf("\nEnter PF:\t");

scanf("%d",&payroll.pf);

printf("\nEnter CCA:\t");

scanf("%d",&payroll.cca);

grosspay=payroll.basicpay+payroll.da+payroll.ta+payroll.hra+payroll.cca;netpay=grosspay-payroll.pf;

printf("\nEmployee Payroll\n");

printf("\nEmployee Number: %d",payroll.empno);

printf("\nEmployee Name: %s",payroll.name);printf("\nBasic Pay: %d",payroll.basicpay);

printf("\nHRA: %d",payroll.hra);

printf("\nDA: %d",payroll.da);

printf("\nTA: %d",payroll.ta);

printf("\nCCA: %d",payroll.cca);printf("\nPF: %d",payroll.pf);

printf("\nNet pay: %d",netpay);

getch();

}

31. Write a C program to generate student mark sheets with subject details

and the grades using Structure.

#include#include

7/22/2019 GE6161 (1)

26/75

#define max 10

int gradepoint(char x);

struct student

{

char name[max];int reg;int c[max];

char g[max];

char s[max][max];

float gpa;

}stud[max];void main()

{

int n,ns,i,j,sum=0,credit_total=0,x;

clrscr();

printf("\nEnter the no.of students\t");

scanf("%d",&n);

for(i=0;i

7/22/2019 GE6161 (1)

27/75

stud[i].gpa=(float)sum/credit_total;

}

for(i=0;i

7/22/2019 GE6161 (1)

28/75

break;

case 'U':

case 'u':

gp=0;

break;}return gp;

}

32. Write a function to arrange the numbers in decreasing order. Provide

Input and Outputs only in the main method.

#include

#include

void bubblesort(int a[], int no);

void main()

{

int list[20],n,i;

clrscr();


scanf("%d",&n);

printf("\nEnter the elements\n");

for(i=0;i

7/22/2019 GE6161 (1)

29/75

a[j]=a[j+1];

a[j+1]=temp;

}

}

}}

33. Write a C program to generate the first 50 Fibonacci numbers.

#include

#includevoid main()

{

unsigned long int n,count,a=0,b=1,c;

clrscr();

printf("\nFirst 50 numbers in the fibonacci series are\n");

printf("%lu %lu ",a,b);

for(count=2;count

7/22/2019 GE6161 (1)

30/75

printf("%d ",factorial(i)/(factorial(c)*factorial(i-c)));

printf("\n");

}

getch();

}int factorial(int n)

{

int i,fact=1;

for(i=1;i

7/22/2019 GE6161 (1)

31/75

36. Write a program to find the area and circumference of the circle. Test

your program and report the results obtained.

#include

#include

float area(float r);

float circumference(float r);

void main()

{

float r;

clrscr();

printf("\nEnter the radius of a circle");

scanf("%f",&r);

printf("\nArea=%f",area(r));printf("\nCircumference=%f",circumference(r));

getch();

}

float area(float r)

{

return 3.14*r*r;}

float circumference(float r)

{return 2*3.14*r;

}

37. Write a program to find sum of Digits, Reverse and the given Number

is Palindrome or not. Test your program and report the results obtained.

#include

#include

void main(){

int a,n,r,sum=0,rev=0,arm=0;

clrscr();

printf("Enter the number.");

scanf("%d",&n);

a=n;while(a!=0)

{

r=a%10;arm=arm+r*r*r;

7/22/2019 GE6161 (1)

32/75

rev=rev*10+r;

sum=sum+r;

a=a/10;

}

if(arm==n){


}

else

{

printf("\nThe number %d is not armstrong",n);}

printf("\nThe reverse of %d is %d",n,rev);

printf("\nthe sum of digits of %d is %d",n,sum);

getch();

}

38. Write a program to find the string length and concatenation of string.

Test your program and report the results obtained.

#include#include

#include

void main(){

char str1[]="Saveetha ",str2[]="College";int b;

clrscr();

printf("\nString 1: ");

puts(str1);

printf("\nString 2: ");puts(str2);

strcat(str1,str2);printf("\nConcatenated String: ");

puts(str1);

b=strlen(str1);printf("\nThe length of the new string is %d",b);

getch();}

39. Write a program to assigning values to the structures variables and

retrieving values. Test your program and report the results obtained.

#include

7/22/2019 GE6161 (1)

33/75

#include

struct student

{

char name[20];

int rollno,m1,m2,m3,m4,m5;float avg;

};

void main()

{

struct student stud;

clrscr();printf("\nEnter student name: ");

scanf("%s",stud.name);

printf("\nEnter roll number: ");

scanf("%d",&stud.rollno);

printf("\nEnter the marks\n");

scanf("%d%d%d%d%d",&stud.m1,&stud.m2,&stud.m3,&stud.m4,&stud.m5);

stud.avg=(stud.m1+stud.m2+stud.m3+stud.m4+stud.m5)/5.0;

printf("\nStudent name is %s\n",stud.name);

printf("\nStudent rollno %d\n",stud.rollno);

printf("\nMarks1 %d\n",stud.m1);


printf("\nMarks3 %d\n",stud.m3);printf("\nMarks4 %d\n",stud.m4);


printf("\nAverage %0.2f\n",stud.avg);

getch();}

40. Write a C program to check the given number is prime or not. Test

your program and report the results obtained.

#include

#include

void main(){

int n, i, flag=0;clrscr();

printf("\nEnter a positive integer: ");

scanf("%d",&n);

for(i=2;i

7/22/2019 GE6161 (1)

34/75

printf("i=%d ",i);

if(n%i==0)

{

flag=1;

break;}

}

if (flag==0)

printf("%d is a prime number.",n);

else printf("%d is not a prime number.",n);

getch();}

41.Write a function program to search a given element from a set of values.

#include

#include

void main()

{

int list[20],n,val,i,pos=-1;

clrscr();

printf("\t\t\tLINEAR SEARCH\n");

printf("\nEnter the size of the list\n");scanf("%d",&n);

printf("\nEnter the elements one by one\n");

for(i=0;i

7/22/2019 GE6161 (1)

35/75

printf("\nSearch Failed\n");

getch();

}

42. Write a C program to simulate the calculator using Function. Test yourprogram and report the results obtained.

#include#include

#include

int add(int,int);

int sub(int,int);

int mul(int,int);int divide(int,int);void main()

{

int a,b,ch;

clrscr();

printf("\nMenu Driven Calculator\n");do

{

printf("\nMenu");

printf("\n1.Add\n2.Substract\n3.Multiply\n4.Divide\n5.Exit");

printf("\nEnter your choice");

scanf("%d",&ch);switch(ch)

{

case 1:

printf("\nEnter two numbers");

scanf("%d%d",&a,&b);printf("\nThe sum is %d",add(a,b));

break;case 2:


scanf("%d%d",&a,&b);

printf("\nThe difference is %d",sub(a,b));

break;

case 3:



printf("\nThe product is %d",mul(a,b));break;

7/22/2019 GE6161 (1)

36/75

case 4:



printf("\nThe Quotient is %d",divide(a,b));

break;case 5:

exit(0);

default:

printf("\nInvalid Input!!!Please Try Again!!!");

}

}while(ch!=5);getch();

}

int add(int x,int y)

{

return x+y;

}

int sub(int x,int y)

{

return x-y;

}

int mul(int x,int y)

{

return x*y;}

int divide(int x,int y)

{

return x/y;}

43. Write a C program to find the roots of given quadratic equation.

#include

#include#includevoid main()

{

int a,b,c,d;

float r1,r2;

printf("\nEnter the coefficients a, b and c\t");

scanf("%d%d%d",&a,&b,&c);d=b*b-4*a*c;

if(d>0){

7/22/2019 GE6161 (1)

37/75

r1=(-b+sqrt(d))/(2*a);

r2=(-b-sqrt(d))/(2*a);

printf("Roots are real and unequal\n");

printf("\nRoots are: %f%f",r1,r2);

}else if(d==0){

r1=-b/(2*a);

printf("\nRoots are real and equal\n");

printf("\nRoots are %f %f",r1,r1);

}else

{

printf("\nNo real roots; roots are imaginary");

}

getch();

}

44. Write a C program to create a structure called employee with name,

employee id, age, designation and salary as data members. Accept five

employee details and display it.

#include

#include

struct employee{

char name[20];

int empid;

int age;char designation[20];

int salary;

};

void main()

{struct employee emp[5];

int i;

printf("\nEnter employee details");

for(i=0;i

7/22/2019 GE6161 (1)

38/75

printf("\nEnter employee designation: ");

scanf("%s",emp[i].designation);

printf("\nEnter employee age: ");

scanf("%d",&emp[i].age);

printf("\nEnter employee salary: ");scanf("%d",&emp[i].salary);

}

printf("\n\t\t\tEmployee Details\n\n");

printf("\n\t\tName\tID\tDesignation\tAge\tSalary\n");

for(i=0;i

7/22/2019 GE6161 (1)

39/75

46. Write a C program to accept a string in any case and convert it to

another case. Test your program with at least three data and provide

output.

#include#include

#include

void main()

{

char str[20];

clrscr();

printf("\nEnter a string in lowercase: ");

scanf("%s",str);

strupr(str);printf("\nThe sring in uppercase is %s",str);

printf("\nEnter a string in uppercase: ");

scanf("%s",str);

strlwr(str);

printf("\nThe sring in lowercase is %s",str);

getch();

}

47. Write a C program to accept any single digit number and print it in

words. Test your program and report the results obtained.

#include

#include

void main()

{

int n;

clrscr();printf("\nEnter a single digit number");

scanf("%d",&n);

switch(n)

{

case 0:

printf("\nZero");

break;

case 1:

printf("\nOne");break;

7/22/2019 GE6161 (1)

40/75

case 2:

printf("\nTwo");

break;

case 3:

printf("\nThree");break;

case 4:

printf("\nFour");

break;

case 5:

printf("\nFive");break;

case 6:

printf("\nSix");

break;

case 7:

printf("\nSeven");

break;

case 8:

printf("\nEight");

break;

case 9:

printf("\nNine");

break;default:

printf("\nEnter correct no and try again");

}getch();

}

48. Write a C program to accept a number and print mathematical table of

the given number. Test your program with at least three data and provide

output.

#include

#include

void main()

{

int n,i;clrscr();

printf("\nEnter the number");scanf("%d",&n);

7/22/2019 GE6161 (1)

41/75

printf("The mathematical Table of given number is\n");

for(i=1;i

7/22/2019 GE6161 (1)

42/75

if(sum>=100&&sum

7/22/2019 GE6161 (1)

43/75

#include

#include

void main()

{int num;char ch;

clrscr();

printf("Printing ASCII values Table...\n\n");

num = 1;

printf("\nValue:%d = ASCII Character:%c", num, num);num++;

printf("\nDo u want to continue(y/n)");

ch=getche();

while(ch=='Y'||ch=='y')

{

printf("\nValue:%d = ASCII Character:%c", num, num);

num++;

printf("\nDo u want to continue(y/n)");

ch=getche();

}

getch();

}

53.Write a C program to (i) Calculate the area of a circle (ii) Convert the

C0to F

0.

#include

#includevoid main ()

{

float c, f, r;

char ch;clrscr();

printf("Instructions:\n");

printf("Enter 'A' to find the area of circle:\n");

printf("Enter 'C' to convert Celsius to Farenheit:\n");

printf("\nEnter a character: ");

scanf("%c",&ch);

if (ch=='a' || ch=='a'){

printf("Enter the radius: ");scanf("%f",&r);

7/22/2019 GE6161 (1)

44/75

printf("\nThe area is: %f",3.14*r*r);

}

if (ch=='c' || ch=='C')

{

printf ("Enter the value of Temperature in Celcius: ");scanf ("%f", &c);f = (1.8 * c) + 32;

printf ("The value of Temperature in Fahreinheit is: %f", f);

}

getch();

}

54. Write a C program to get todays date as input and print the

tomorrows date.

#include

#include

void main()

{

int dd,mm,yyyy,dd1,mm1,yyyy1;

int nd[]={31,28,31,30,31,30,31,31,30,31,30,31};

clrscr();

printf("\nTodays date in the format(DD MM YYYY)\n");

scanf("%d%d%d",&dd,&mm,&yyyy);

if(dd12)

{

mm1=mm1-12;

yyyy1=yyyy+1;

}else

{yyyy1=yyyy;

7/22/2019 GE6161 (1)

45/75

7/22/2019 GE6161 (1)

46/75

Test your program and report the results obtained.

#include


char ans[10],correctans[]="meter";

int attempt=0;

do

{printf("\nWhat is the unit of distance ?");

scanf("%s",ans);

attempt=attempt+1;

}while(strcmp(ans,correctans)!=0&&attempt!=3);

if(attempt==3)

printf("\nThe correct answer is \"Meter\"");

getch();

}

57. Write a C Program to create a structure called Time with hour, minute

and second as data members. Find the difference between two time values

with valid time.

#include

#include

struct time

{int hrs;

int mins;

int secs;

};

void main(){

struct time t1,t2,t3;

clrscr();

printf("\nEnter time 1 in 24 hrs format(HH MM SS): ");

scanf("%d%d%d",&t1.hrs,&t1.mins,&t1.secs);

printf("\nEnter time 2 in 24 hrs format(HH MM SS): ");

scanf("%d%d%d",&t2.hrs,&t2.mins,&t2.secs);t3.secs=t2.secs-t1.secs;

if(t3.secs

7/22/2019 GE6161 (1)

47/75

t3.secs=t3.secs+60;

t2.mins=t2.mins-1;

}

t3.mins=t2.mins-t1.mins;

if(t3.mins

7/22/2019 GE6161 (1)

48/75

{

for(j=0;j

7/22/2019 GE6161 (1)

49/75

}

59.Write a C program to arrange the given names in the alphabetical order

using arrays. Test your program and report the results obtained.

#include#include

#include

void main()

{

char name[10][20],temp[20];int i,j,n;

clrscr();

printf("Enter the total number of names\n");

scanf("%d",&n);

printf("\nEnter the names one by one.....\n");

for(i=0;i

7/22/2019 GE6161 (1)

50/75

#include

#include

void main()

{

int arr[10][10], arrT[10][10];int i,j,n;clrscr();

printf("\nA symmetric matrix is a square matrix that is equal to its

transpose.\n");

printf("\nEnter the no.of rows of square matrix\n");

scanf("%d",&n);for(i=0;i

7/22/2019 GE6161 (1)

51/75

}

for(i=0;i

7/22/2019 GE6161 (1)

52/75

case 'E':

case 'I':

case 'O':

case 'U':

v++;break;

case ' ':

s++;

break;

default:

c++;break;

}

if((str[i]==' ')&&(str[i-1] !=' '))

w++;

}

printf("\n\n Entered string is %s",str);

printf("\n\n No. of Vowels:%d",v);

printf("\n\n No. of Consonants:%d",c);

printf("\n\n No. of Spaces:%d",s);

printf("\n\n No. of Words:%d",w);

getch();

}

62.Write a C program to create a structure called date with day, month

and year as data member and find the difference between two dates.

#include

#include

struct date

{

int dd;int mm;

int yyyy;

};

void main()

{

struct date dob,c_date,diff;

printf("\nEnter your Date of Birth(DD MM YYYY)\n");scanf("%d%d%d",&dob.dd,&dob.mm,&dob.yyyy);

printf("\nEnter Current Date (DD MM YYYY)");scanf("%d%d%d",&c_date.dd,&c_date.mm,&c_date.yyyy);

7/22/2019 GE6161 (1)

53/75

if(c_date.dd>=dob.dd)

diff.dd = c_date.dd-dob.dd;

else

{

c_date.dd+=30;c_date.mm-=1;diff.dd = c_date.dd-dob.dd;

}

if(c_date.mm>=dob.mm)

diff.mm = c_date.mm-dob.mm;

else{

c_date.mm+=12;

c_date.yyyy-=1;

diff.mm = c_date.dd-dob.mm;

}

diff.yyyy = c_date.yyyy-dob.yyyy;

printf("\nYour age is: %d years %d months and %d

days\n",diff.yyyy,diff.mm,diff.dd);

getch();

}

63. Write a C program to print the abbreviation for a given sentence.

(American Standard Code for Information Interchange as ASCII)

#include

#include

void main(){

char str[100],len,i;

clrscr();

printf("Enter any string\n(Format: American Standard Code for Information

Interchange)\n");gets(str);

len=strlen(str);

for(i=0;i

7/22/2019 GE6161 (1)

54/75

64. Write a C program to print all combinations of a 4-digit number.

#include

#include

void main(){

int a,b,c,d;

printf("The Combinations of a 4 digit number 1234 \n");

clrscr();

for(a=1; a

7/22/2019 GE6161 (1)

55/75

}

}

getch();

}

66. Write a C program to find the largest element in a row and largest

element in a column of a given matrix.

#include

#includevoid main()

{

int a[5][5],rbig[5],cbig[5];

int i,j,m,n;

clrscr();

printf("\nEnter the order of Input matrix\n");scanf("%d%d",&m,&n);

printf("\nEnter the elements of Input matrix one by one\n");

for(i=0;i

7/22/2019 GE6161 (1)

56/75

cbig[i]=a[j][i];

}

printf("\n");

}

printf("\tNo\tRowMax\tColMax\n");for(i=0;i

7/22/2019 GE6161 (1)

57/75

}

68.Write a C program to find the sum of the following series (cosine series)

1-x2/2!+x

4/4!-x

6\6!+

#include#include

#include

float factorial(int n);

void main()

{int i,n,j;

float sum=1.0,x,nr,dr;

clrscr();

printf("\nEnter the Value of x in radians: \n");

scanf("%f",&x);

printf("\nEnter the power of end term: \n");

scanf("%d",&n);

j=-1;

for(i=2;i

7/22/2019 GE6161 (1)

58/75

float factorial(int n);

void main()

{

int i,n,j;

float sum=0.0,x,nr,dr;clrscr();

printf("\nEnter the Value of x in radians: \n");

scanf("%f",&x);

printf("\nEnter the power of end term: \n");

scanf("%d",&n);

j=-1;for(i=1;i

7/22/2019 GE6161 (1)

59/75

scanf("%s",b);

while(a[i]!='\0'||b[i]!='\0')

{

dif=(a[i]-b[i]);

if(dif!=0)break;

i++;

}

if(dif>0)

{

printf("\n%s comes after %s\n",a,b);}

else if(dif

7/22/2019 GE6161 (1)

60/75

i = j = k = 0;

/* get the input string from the user */

printf("\nEnter your input string:");

gets(str);

/* get the word that needs to be removed from i/p string */

printf("\nEnter the word you want to remove:");

gets(text);

/* copying each and every word from the string */

while (str[i] !='\0')

{

if (str[i] ==' ')

{

words[j][k] ='\0';

k = 0;

j++;

}

else

{

words[j][k++] = str[i];

}i++;

}

words[j][k] = '\0';

/* print all words except the word that needs to be removed */

for (i = 0; i

7/22/2019 GE6161 (1)

61/75

#include

#include

int factorial(int);

void main(){

int i,j,c,n;

clrscr();

printf("\nEnter the number of rows you wish to print in numeric

pyramid\n");

scanf("%d",&n);for ( i = 0 ; i < n ; i++ )

{

for (j= 0; j

7/22/2019 GE6161 (1)

62/75

{

scanf("%d",&a[i][j]);

}

}

printf("\nThe elements of input matrix\n");for(i=0;i

7/22/2019 GE6161 (1)

63/75

int hex_binary(char hex[]);

void main()

{

int binary[16][4]={

{0},{0},{0},{0},{0},{0},{0},{0},{0},{0},{0},{0},{0},{0},{0},{0}};int i,j,a,r;char hex[16]={'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};

clrscr();

for(i=1;i

7/22/2019 GE6161 (1)

64/75

#include

#include

void main()

{

int a[10][10],i,j,n;int flag=0,flag1=0;clrscr();

printf("\nEnter the no.of rows of the Square Matrix\n");

scanf("%d",&n);

printf("\nEnter the elements of input square matrix 1 by 1\n");

for(i=0;i

7/22/2019 GE6161 (1)

65/75

for(j=i+1;j

7/22/2019 GE6161 (1)

66/75

return(x*fact(x-1));

}

77.Write a C program to generate the following triangle.

11 2 3

1 2 3 4 5

1 2 3 4 5 6 7

#include

#include

void main()

{

int i,j,k,c,n,bs=0;clrscr();

printf("\nEnter the number of rows you wish to print in the triangle\n");

scanf("%d",&n);

/*

bs -> number of blank spaces.

the following for loop is used to find the

no.of blank spaces in the first line.

*/

for(i=1;i

7/22/2019 GE6161 (1)

67/75

}

78.Write a C program to generate the following triangle.

55 5

5 5 5

5 5 5 5

#include

#includevoid main()

{

int i,j,c,n,no;

clrscr();

printf("\nEnter the element u want to print\n");scanf("%d",&no);

printf("\nEnter the number of rows you wish to print in the triangle\n");

scanf("%d",&n);

for ( i = 0 ; i < n ; i++ )

{

for (j= 0; j

7/22/2019 GE6161 (1)

68/75

{

struct library book[5];

int n,i;

char str[25];

clrscr();printf("\nEnter the no.of Category\n");scanf("%d",&n);

for(i=0;i

7/22/2019 GE6161 (1)

69/75

}

80.Write a C program to find the GCD and LCM by using Euclids

Algorithm. Test your program and report the results obtained.

#include

#include

int gcd(int a,int b);

void main()

{int num1,num2,lcm,gc;

clrscr();

printf("Enter two numbers\n");scanf("%d %d", &num1,&num2);

if(num1>num2)

{

gc=gcd(num1,num2);}

else

{

gc=gcd(num1,num2);

}printf("\nGCD=%d",gc);

lcm=num1*num2/gc;

printf("\nLCM=%d",lcm);

getch();

}int gcd(int a,int b)

{

int t;

while(b!=0)

{t=b;

b=a%b;

a=t;

}

return a;

}

81.Write a C program to calculate and display total cost of 4 models of

Pentium PC. Use the single dimensional array for PC codes their price andquantity available. Test your program and report the results obtained.

7/22/2019 GE6161 (1)

70/75

#include

#include

void main()

{

int code[4], quantity[4];float price[4],totalcost=0;int i;

clrscr();

for(i=0;i

7/22/2019 GE6161 (1)

71/75

float length;

float breadth;

float area;

}rect;

struct triangle{

float base;

float height;

float area;

}trian;

void main(){

int choice;

clrscr();

do

{

printf("\n1.Area of circle");

printf("\n2.Area of rectangle");

printf("\n3.Area of triangle");

printf("\n4.Exit");

printf("\nEnter your choice\n");

scanf("%d",&choice);

switch(choice)

{case 1:

printf("\nEnter the radius\n");

scanf("%f",&circ.radius);

circ.area=3.14*pow(circ.radius,2);printf("\nArea of circle is %f",circ.area);

break;

case 2:

printf("\nEnter the length and breadth of the rectangle\n");

scanf("%f%f",&rect.length,&rect.breadth);rect.area=rect.length*rect.breadth;

printf("\nArea of rectangleis %f",rect.area);

break;

case 3:

printf("\nEnter the base and height of right

angled triangle\n");scanf("%f%f",&trian.base,&trian.height);

trian.area=(trian.base*trian.height)/2;printf("\nArea of rectangleis %f",trian.area);

7/22/2019 GE6161 (1)

72/75

break;

case 4:

exit(0);

default:

printf("\nInvalid input!Please try again!!!");}

}while(choice!=4);

getch();

}

83. Write a C program to sort the elements using Quick Sort.

#include

#include

#define N 20

void partition(int key,int list[],int lb,int ub);

void quicksort(int list[],int lb,int ub);

void main()

{

int list[N];

int i,size,temp;

clrscr();

printf("\nEnter the size of the list(

7/22/2019 GE6161 (1)

73/75

}

void partition(int key,int list[],int lb,int ub)

{

int i,j,temp;

i=lb;j=ub;while(i

7/22/2019 GE6161 (1)

74/75

for(i=0;i

7/22/2019 GE6161 (1)

75/75

}

}

while(ptr1

ge6161 (1)

Documents