输入x的值,输出y的值

当x<1,y=x当10>x>=1,y=2x-1当x>=10,y=3x-11

#include<stdio.h>
int main()
{
double x,y;
scanf("%lf",&x);
if(x>=10)y=3*x-11;
else if(x>=1)y=2*x-1;
else y=x;
printf("%lf",y);
return 0
}