View Compilation Error

0_0_30030371_485\Main.java:1: 错误: 非法字符: '#'
#include<iostream>
^
0_0_30030371_485\Main.java:1: 错误: 需要class, interface或enum
#include<iostream>
        ^
0_0_30030371_485\Main.java:2: 错误: 非法字符: '#'
#include<cstdio>
^
0_0_30030371_485\Main.java:4: 错误: 需要class, interface或enum
int main(){
^
0_0_30030371_485\Main.java:6: 错误: 需要class, interface或enum
	while(cin>>n,n){
	^
0_0_30030371_485\Main.java:8: 错误: 需要class, interface或enum
		if(flag==1){
		^
0_0_30030371_485\Main.java:10: 错误: 需要class, interface或enum
			flag=0;
			^
0_0_30030371_485\Main.java:11: 错误: 需要class, interface或enum
		}
		^
0_0_30030371_485\Main.java:12: 错误: 需要class, interface或enum
		for(int i=1;i<=n;i++){
		            ^
0_0_30030371_485\Main.java:12: 错误: 需要class, interface或enum
		for(int i=1;i<=n;i++){
		                 ^
0_0_30030371_485\Main.java:14: 错误: 需要class, interface或enum
		}
		^
0_0_30030371_485\Main.java:16: 错误: 需要class, interface或enum
		return 0;
		^
0_0_30030371_485\Main.java:17: 错误: 需要class, interface或enum
	}
	^
13 个错误