View Compilation Error

0_0_39179673_6083\Main.java:1: 错误: 非法字符: '#'
#include<iostream>
^
0_0_39179673_6083\Main.java:1: 错误: 需要class, interface或enum
#include<iostream>
        ^
0_0_39179673_6083\Main.java:3: 错误: 需要class, interface或enum
int yin(int n,int m)
^
0_0_39179673_6083\Main.java:6: 错误: 需要class, interface或enum
	return yin(m,n%m);
	^
0_0_39179673_6083\Main.java:7: 错误: 需要class, interface或enum
}
^
0_0_39179673_6083\Main.java:11: 错误: 需要class, interface或enum
	while(cin>>n>>m)
	^
0_0_39179673_6083\Main.java:14: 错误: 需要class, interface或enum
		int c=yin(n,m);
		^
0_0_39179673_6083\Main.java:15: 错误: 需要class, interface或enum
		if(c==1) cout<<"YES";
		^
0_0_39179673_6083\Main.java:16: 错误: 需要class, interface或enum
		else cout<<"POOR Haha";
		^
0_0_39179673_6083\Main.java:17: 错误: 需要class, interface或enum
		cout<<endl;
		^
0_0_39179673_6083\Main.java:18: 错误: 需要class, interface或enum
	}
	^
0_0_39179673_6083\Main.java:20: 错误: 需要class, interface或enum
} 
^
12 个错误