View Compilation Error

0_0_30656029_15326\Main.java:1: 错误: 非法字符: '#'
#include <iostream>
^
0_0_30656029_15326\Main.java:1: 错误: 需要class, interface或enum
#include <iostream>
         ^
0_0_30656029_15326\Main.java:3: 错误: 非法字符: '#'
#include<stdio.h>
^
0_0_30656029_15326\Main.java:3: 错误: 需要class, interface或enum
#include<stdio.h>
        ^
0_0_30656029_15326\Main.java:4: 错误: 非法字符: '#'
#include<stdlib.h>
^
0_0_30656029_15326\Main.java:8: 错误: 需要class, interface或enum
    while(cin>>m){
    ^
0_0_30656029_15326\Main.java:10: 错误: 需要class, interface或enum
        cout<<key<<endl<<endl;
        ^
0_0_30656029_15326\Main.java:11: 错误: 需要class, interface或enum
    }
    ^
0_0_30656029_15326\Main.java:13: 错误: 需要class, interface或enum
}
^
9 个错误