#include <stdio.h>
using namespace std;

int main(void)
{
    int a, b, diff;
    scanf("%d", &a);
    scanf("%d", &b);
    diff= b - a;
    if (diff <= 0)
    {
        printf("%d", diff);
    }
    else
    {
        printf("%1s%d", "+", diff);
    }
    return 0;
}