#include<stdio.h>
int main()
{
int x,y;
printf("请输入x的值:");
scanf("%d",&x);
if(x<0)
y=-1;
else
if(x==0)y=0;
else y=1;
printf("x=%d,y=%d\n",x,y);
return 0;
}
There is a step function, write a program, input an x value, and require the corresponding y value to be output.
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Origin blog.csdn.net/m0_64854963/article/details/122040885
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