#includestdio.h
int main()
{
float x,y;//根据给定的测试用例,x,y应该为float型
scanf("%f",x);//x为float型,所以改为%f
y=x◆100;
}
y=x;
else
y=x-100;
printf("x=%f,y=%f\n",x,y);
return 0;//缺少分号
#include stdio.h
#include math.h
int main(void)
int repeat, ri;
double x, y;
scanf("%d", repeat);
for(ri = 1; ri = repeat; ri◆◆){
scanf("%lf",x);
int Fun1(int num)
if(num 0)
return num;
else if(num 10)
return num - 10;
return num ◆ 10;
if(num 10)
return num -10;
return num ◆10;
switch(num0)
case 0:
switch(num10)
case 1:
#include "stdio.h"
#includemath.h
void main()
double x,y,f,h;
printf("请输入x:\n");
printf("请输入y:\n");
scanf("%lf",y);
if((x=0)(y0))
else if((x=0)(y=0))
printf("x=%lf,y=%lf,f=%lf\n",x,y,f);
printf("%lf",h);
#include?stdio.h?
int?main()?
{double?x,y;
if(x0)y=x*x-1;
else?if(x1)y=x*x;
else?y=x*x◆1;
printf("%g",y);
return?0;?
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