Introduction
Write C program to create calculator using switch Statement
Write C program to create simple calculator using switch Statement
# include <stdio.h>
int main() {
char operator;
double firstNumber,secondNumber;
//Reading operator from user
printf("Enter an operator (+, -, *,): ");
scanf("%c", &operator);
//Reading operands from user
printf("Enter two operands: ");
scanf("%lf %lf",&firstNumber, &secondNumber);
switch(operator)
{
case '+':
printf("%.1lf + %.1lf = %.1lf",firstNumber, secondNumber, firstNumber + secondNumber);
break;
case '-':
printf("%.1lf - %.1lf = %.1lf",firstNumber, secondNumber, firstNumber - secondNumber);
break;
case '*':
printf("%.1lf * %.1lf = %.1lf",firstNumber, secondNumber, firstNumber * secondNumber);
break;
case '/':
printf("%.1lf / %.1lf = %.1lf",firstNumber, secondNumber, firstNumber / secondNumber);
break;
// operator doesn't match any case constant (+, -, *, /)
default:
printf("Error! please enter correct operator");
}
return 0;
}Result
