/*
Calculator using operators
*/

#include<stdio.h>
#include<stdlib.h>


int main()
{
    int a,b;
    char op;
    
    printf("Enter expression: ");
    scanf("%d %c %d",&a, &op, &b);
    
    if(op=='+')
    	printf("Ans = %d", a+b);
    
    if(op=='-')
    	printf("Ans = %d", a-b);
    
    system("pause");
}