1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29#include<iostream>
#include<algorithm>
#include<bits/stdc++.h>
#include<cmath>
using namespace std;
int main(){
int t;
cin >> t;
while(t--){
int sum;
cin >> sum;
bool flag = false;
for(int k = 2; k < 1000; k++){
for(int n = 3; n < 20; n++){
long long tot = pow(k,n) - 1;
if(tot > sum*(k-1)) break;
tot = tot/(k-1);
if(tot == sum){
flag = true;
}
}
if(flag) break;
}
if(flag) cout << "YES" << endl;
else cout << "NO" << endl;
}
return 0;
}