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

int main()
{
    int a,b,d;
    char c;

    printf("entrez la valeur de a : \n");
    scanf("%d", &a);
    printf("entrez la valeur de b : \n");
    scanf("%d", &b);
    printf("entrez l'operateur: \n");
    scanf("%c", &c);
    switch (c)
    {
        case '+':
        d = a + b;
        break;
        case '-':
        d = a-b;
        break;
        case '*':
        d = a *b ;
        break;
        case '/':
        d = a/b;
        break;
    }
    printf("le resultat est egal a : %d", d);
    return 0;
}