求助不清楚程序哪里错误
#include<stdio.h>int main()
{
int x,y;
scanf("%d",&x);
if(x<1)
y=x;
else if(1<=x&&x<10)
y=2x-1;
else
y=3x-11;
printf("%d",y);
return 0;
}
int main()
{
int x,y;
scanf("%d",&x);
if(x<1)
y=x;
else if(1<=x&&x<10)
y=2x-1;
else
y=3x-11;
printf("%d",y);
return 0;
}
