题解 | #计算y的值#

#include <stdio.h>

int main()
 {
    int x = 0;
    int y = 0;
    while (scanf("%d", &x) != EOF)
     { 
        if(x<0)
        {
          y = 1;
        }
        else if (x>0)
        {
            y = -1;
        }
        else {
        y = 0;
        }
        printf("%d",y);
    }
    return 0;
}