#include <stdio.h>

int main() {
    //실습5//
    /*int n;
    scanf("%d",&n );
    printf("입력받은 값=%d\n",n);
    return 0;*/

    //실습6//
    /*int a,b;
    scanf("%d",&a);
    scanf("%d",&b);
    printf("입력받은 값=%d,%d\n",a,b);*/

    //실습7//
    /*float a;
    scanf("%f",&a);
    printf("입력받은 값=%f\n",a);*/

    //실습8//
   /* double x,y;
    scanf("%lf%lf",&x,&y);
    printf("입력값=%.2lf,%.2lf\n",x,y);*/

    //활동3-1//
    int a,b;
    scanf("%d",&a);
    scanf("%d",&b);
    printf("%d+%d=%d\n",a,b,a+b);
    printf("%d-%d=%d\n",a,b,a-b);
    printf("%d*%d=%d\n",a,b,a*b);
    printf("%d/%d=%d\n",a,b,a/b);
    printf("%d%%%d=%d\n",a,b,a%b);

    //활동 3-2//
    /*float a,b;
    scanf("%f",&a);
    scanf("%f",&b);
    
    printf("%.1f",a*b/2);*/
 

    
    return 0;
}