View Compilation Error

0_0_39770847_2744\Main.java:1: 错误: 非法字符: '#'
#include <stdio.h>
^
0_0_39770847_2744\Main.java:1: 错误: 需要class, interface或enum
#include <stdio.h>
         ^
0_0_39770847_2744\Main.java:6: 错误: 需要class, interface或enum
    while (scanf("%d %d", &a, &b) != EOF) {
    ^
0_0_39770847_2744\Main.java:9: 错误: 需要class, interface或enum
    }
    ^
0_0_39770847_2744\Main.java:12: 错误: 需要class, interface或enum
}
^
5 个错误