View Compilation Error

0_0_39886764_13865\Main.java:1: 错误: 非法字符: '#'
#include <stdio.h>
^
0_0_39886764_13865\Main.java:1: 错误: 需要class, interface或enum
#include <stdio.h>
         ^
0_0_39886764_13865\Main.java:5: 错误: 需要class, interface或enum
    while(~scanf("%d %d\n",&a,&b))
    ^
0_0_39886764_13865\Main.java:8: 错误: 需要class, interface或enum
    }
    ^
0_0_39886764_13865\Main.java:10: 错误: 需要class, interface或enum
}
^
5 个错误