View Compilation Error

0_0_13827034_7892\Main.java:1: 错误: 非法字符: '#'
#include <iostream>
^
0_0_13827034_7892\Main.java:1: 错误: 需要class, interface或enum
#include <iostream>
         ^
0_0_13827034_7892\Main.java:2: 错误: 非法字符: '#'
#include <string>
^
0_0_13827034_7892\Main.java:4: 错误: 需要class, interface或enum
int main(){
^
0_0_13827034_7892\Main.java:6: 错误: 需要class, interface或enum
	while(cin>>a>>b){
	^
0_0_13827034_7892\Main.java:8: 错误: 需要class, interface或enum
		else cout<<"NO"<<endl;
		^
0_0_13827034_7892\Main.java:9: 错误: 需要class, interface或enum
	}
	^
7 个错误