C Language Tutorials by Ghulam Murtaza Dahar - HTML preview

corresponding calculation on the operands.

/* C program to demonstrate the working of switch...case statement */

/* Program to create a simple calculator for addition, subtraction, multiplication and

division */

# include <stdio.h>

int main(){

char operator;

float num1,num2;

printf("Enter operator +, - , * or / :\n");

operator=getche();

printf("\nEnter two operands:\n");

scanf("%f%f",&num1,&num2);

switch(operator)

{

case '+':

printf("num1+num2=%.2f",num1+num2);

break;

case '-':

printf("num1-num2=%.2f",num1-num2);

break;

case '*':

printf("num1*num2=%.2f",num1*num2);

break;

case '/':

printf("num2/num1=%.2f",num1/num2);

break;

default:

/* if operator is other than +, -, * or /, error message is shown */

printf(Error! operator is not correct");

break;

}

return 0;

}