View Compilation Error

0_0_24425957_32725\Main.java:1: 错误: 非法字符: '#'
#include <bits/stdc++.h>
^
0_0_24425957_32725\Main.java:1: 错误: 需要class, interface或enum
#include <bits/stdc++.h>
         ^
0_0_24425957_32725\Main.java:4: 错误: 需要class, interface或enum
int main(int argc, char const *argv[])
^
0_0_24425957_32725\Main.java:8: 错误: 需要class, interface或enum
	scanf("%d", &ncase);
	^
0_0_24425957_32725\Main.java:9: 错误: 需要class, interface或enum
	while(ncase --){
	^
0_0_24425957_32725\Main.java:12: 错误: 需要class, interface或enum
		scanf("%d", &x);
		^
0_0_24425957_32725\Main.java:13: 错误: 需要class, interface或enum
		printf("%d\n", x - 1);
		^
0_0_24425957_32725\Main.java:14: 错误: 需要class, interface或enum
	}
	^
0_0_24425957_32725\Main.java:18: 错误: 需要class, interface或enum
}
^
9 个错误