View Compilation Error

0_0_37041753_12443\Main.java:1: 错误: 非法字符: '#'
#include<stdio.h>
^
0_0_37041753_12443\Main.java:1: 错误: 需要class, interface或enum
#include<stdio.h>
        ^
0_0_37041753_12443\Main.java:4: 错误: 需要class, interface或enum
	while(scanf("%d",&n)!=EOF){
	^
0_0_37041753_12443\Main.java:7: 错误: 需要class, interface或enum
		else
		^
0_0_37041753_12443\Main.java:9: 错误: 需要class, interface或enum
	}
	^
0_0_37041753_12443\Main.java:11: 错误: 需要class, interface或enum
} 
^
6 个错误