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View Compilation Error

0_0_23582994_16336\Main.java:1: 错误: 非法字符: '#'
#include <iostream>
^
0_0_23582994_16336\Main.java:1: 错误: 需要class, interface或enum
#include <iostream>
         ^
0_0_23582994_16336\Main.java:2: 错误: 非法字符: '#'
#include <cmath>
^
0_0_23582994_16336\Main.java:3: 错误: 非法字符: '#'
#include <cstdio>
^
0_0_23582994_16336\Main.java:5: 错误: 需要class, interface或enum
int main(){
^
0_0_23582994_16336\Main.java:7: 错误: 需要class, interface或enum
	cin>>t;
	^
0_0_23582994_16336\Main.java:8: 错误: 需要class, interface或enum
	while(t--){
	^
0_0_23582994_16336\Main.java:10: 错误: 需要class, interface或enum
		cin>>n;
		^
0_0_23582994_16336\Main.java:11: 错误: 需要class, interface或enum
		long long ans[45]={0,1,9,21};
		^
0_0_23582994_16336\Main.java:12: 错误: 需要class, interface或enum
		for(int i=3;i<=n;i++)
		^
0_0_23582994_16336\Main.java:12: 错误: 需要class, interface或enum
		for(int i=3;i<=n;i++)
		            ^
0_0_23582994_16336\Main.java:12: 错误: 需要class, interface或enum
		for(int i=3;i<=n;i++)
		                 ^
0_0_23582994_16336\Main.java:14: 错误: 需要class, interface或enum
		cout<<ans[n]<<endl;
		^
0_0_23582994_16336\Main.java:15: 错误: 需要class, interface或enum
	}
	^
0_0_23582994_16336\Main.java:17: 错误: 需要class, interface或enum
}
^
15 个错误


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