C Program - Calculator Using Case Statement

PROGRAM :

#include<stdio.h>
int main()

{

int a,b,c;

char opt;

printf("\nCHOOSE AN APPROPRIATE OPTION\n\nEnter + for Addition\nEnter - for Subtraction\nEnter * for Multiplication\nEnter / for Division\n\n");

scanf("%c",&opt);

printf("\nEnter two number to calculate\n");

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

switch(opt)

{

    case '+':

    c = a+b;

    printf("\nSum of %d and %d is %d\n",a,b,c);

    break;

    case '-':

    c = a-b;

    printf("\nDifference between %d and %d is %d\n",a,b,c);

    break;

    

    case '*':

    c = a*b;

    printf("\nMultiplication of %d by %d is %d\n",a,b,c);

    break;

    

    case '/':

    c = a/b;

    printf("\nDivision of %d by %d is %d\n",a,b,c);

    break;

    

    default :

    printf("\nInappropriate Option\n");

}

}

#include<stdio.h>int main() { int a,b,c; char opt; printf("\nCHOOSE AN APPROPRIATE OPTION\n\nEnter + for Addition\nEnter - for Subtraction\nEnter * for Multiplication\nEnter / for Division\n\n"); scanf("%c",&opt); printf("\nEnter two number to calculate\n"); scanf("%d%d",&a,&b); switch(opt) { case '+': c = a+b; printf("\nSum of %d and %d is %d\n",a,b,c); break; case '-': c = a-b; printf("\nDifference between %d and %d is %d\n",a,b,c); break; case '*': c = a*b; printf("\nMultiplication of %d by %d is %d\n",a,b,c); break; case '/': c = a/b; printf("\nDivision of %d by %d is %d\n",a,b,c); break; default : printf("\nInappropriate Option\n"); } }

OUTPUT :

CHOOSE AN APPROPRIATE OPTION

Enter + for Addition

Enter - for Subtraction

Enter * for Multiplication

Enter / for Division

+

Enter two number to calculate

3

2

Sum of 3 and 2 is 5