View Compilation Error

0_0_30706182_5853\Main.java:2: 错误: 非法字符: '#'
#include<stdio.h>
^
0_0_30706182_5853\Main.java:2: 错误: 需要class, interface或enum
#include<stdio.h>
        ^
0_0_30706182_5853\Main.java:6: 错误: 需要class, interface或enum
	while(~scanf("%d%d",&a,&b))
	^
0_0_30706182_5853\Main.java:9: 错误: 需要class, interface或enum
		}
		^
4 个错误