IO 10

#include <stdio.h>
int main()
{
    int a,c;

scanf ("%d%d",&a,&c);

    c = a;
    printf("c=d \n", c);
    c += a;
    printf("c+=%d \n", c);
    c -= a;
    printf("c-=%d \n", c);
    c *= a;
    printf("c*=%d \n", c);
    c /= a;
    printf("c/=%d \n", c);
    c %= a;
    printf("c%=%d \n", c);
    return 0;
}