View Compilation Error

0_0_23109355_10193\Main.java:1: 错误: 非法字符: '#'
#include<iostream>
^
0_0_23109355_10193\Main.java:1: 错误: 需要class, interface或enum
#include<iostream>
        ^
0_0_23109355_10193\Main.java:2: 错误: 非法字符: '#'
#include<stdio.h>
^
0_0_23109355_10193\Main.java:4: 错误: 需要class, interface或enum
int r,e,c;
^
0_0_23109355_10193\Main.java:5: 错误: 需要class, interface或enum
int n;
^
0_0_23109355_10193\Main.java:6: 错误: 需要class, interface或enum
int main()
^
0_0_23109355_10193\Main.java:10: 错误: 需要class, interface或enum
    while(n--)
    ^
0_0_23109355_10193\Main.java:13: 错误: 需要class, interface或enum
        if(r==e-c)
        ^
0_0_23109355_10193\Main.java:16: 错误: 需要class, interface或enum
        }
        ^
0_0_23109355_10193\Main.java:20: 错误: 需要class, interface或enum
        }
        ^
0_0_23109355_10193\Main.java:24: 错误: 需要class, interface或enum
        }
        ^
0_0_23109355_10193\Main.java:27: 错误: 需要class, interface或enum
}
^
12 个错误