View Compilation Error

0_0_19155356_3266\Main.java:1: 错误: 非法字符: '#'
#include <cstdio>
^
0_0_19155356_3266\Main.java:1: 错误: 需要class, interface或enum
#include <cstdio>
         ^
0_0_19155356_3266\Main.java:3: 错误: 需要class, interface或enum
int main()
^
0_0_19155356_3266\Main.java:7: 错误: 需要class, interface或enum
	while (~scanf("%d", &n) && n){
	^
0_0_19155356_3266\Main.java:9: 错误: 需要class, interface或enum
		while (n--){
		^
0_0_19155356_3266\Main.java:11: 错误: 需要class, interface或enum
			if (x > y){
			^
0_0_19155356_3266\Main.java:13: 错误: 需要class, interface或enum
			} else {
			^
0_0_19155356_3266\Main.java:15: 错误: 需要class, interface或enum
			}
			^
0_0_19155356_3266\Main.java:17: 错误: 需要class, interface或enum
		}
		^
0_0_19155356_3266\Main.java:19: 错误: 需要class, interface或enum
	}	
	^
10 个错误