View Compilation Error

0_0_28731650_4916\Main.java:1: 错误: 非法字符: '#'
#include <iostream>
^
0_0_28731650_4916\Main.java:1: 错误: 需要class, interface或enum
#include <iostream>
         ^
0_0_28731650_4916\Main.java:3: 错误: 需要class, interface或enum
int main(int argc, char *argv[])
^
0_0_28731650_4916\Main.java:6: 错误: 需要class, interface或enum
	while(scanf("%d",&n)!=EOF)
	^
0_0_28731650_4916\Main.java:9: 错误: 需要class, interface或enum
	} 
	^
0_0_28731650_4916\Main.java:11: 错误: 需要class, interface或enum
}
^
6 个错误