View Compilation Error

0_0_19862226_19834\Main.java:1: 错误: 非法字符: '#'
#include <iostream>
^
0_0_19862226_19834\Main.java:1: 错误: 需要class, interface或enum
#include <iostream>
         ^
0_0_19862226_19834\Main.java:5: 错误: 需要class, interface或enum
int main()
^
0_0_19862226_19834\Main.java:8: 错误: 需要class, interface或enum
   while(cin>>a>>b){
   ^
0_0_19862226_19834\Main.java:10: 错误: 需要class, interface或enum
   }
   ^
0_0_19862226_19834\Main.java:12: 错误: 需要class, interface或enum
}
^
6 个错误