View Compilation Error

0_0_31966367_10329\Main.java:1: 错误: 非法字符: '#'
#include<iostream>
^
0_0_31966367_10329\Main.java:1: 错误: 需要class, interface或enum
#include<iostream>
        ^
0_0_31966367_10329\Main.java:3: 错误: 需要class, interface或enum
int main()
^
0_0_31966367_10329\Main.java:6: 错误: 需要class, interface或enum
	while(cin>>n>>m){
	^
0_0_31966367_10329\Main.java:8: 错误: 需要class, interface或enum
	}
	^
5 个错误