#include<stdio.h>
int main ()
{
    int x;
    int i;
    int n=0;
    printf("请输入一个数");
    scanf("%d",&x);
    for (i=1;i<x;i++)
{
    if(x%i==0){
    n++;     
    }
}
if(n==1){
    printf("你输入的是素数");
}    else{
    printf("你输入的不是素数");
}
return 0;                                                                                                                                                                                                                                                                                                                                                                                                                                                         }                                                                                                                                                                                                                                                                                                                                                                                                                                                         
这个判断素数的代码，为什么编译报错最后一行expected declaration before"}"token
把最后一个'}'注释掉就可以通过编译且正常运行了 ，那样int main  不是少了一边大括号了吗？
找不出原因 求助大家，谢谢

是的是的，好远好远有一个 大括号，应该是不小心按住键盘的空格了 ，想了很久，原来是这样。。。。。。。

怎样呢？有小技巧吗，求传授，我自己的想法就是长长记性，以后细心些，