結果
| 問題 |
No.2751 429-like Number
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2025-09-06 16:31:45 |
| 言語 | C++17(clang) (17.0.6 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 4,074 bytes |
| コンパイル時間 | 5,807 ms |
| コンパイル使用メモリ | 174,300 KB |
| 実行使用メモリ | 7,720 KB |
| 最終ジャッジ日時 | 2025-09-06 16:31:53 |
| 合計ジャッジ時間 | 5,018 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 6 |
| other | AC * 7 WA * 15 |
ソースコード
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long
#define ld long double
using LL = long long; using ULL = unsigned long long;
using VI = vector<int>; using VVI = vector<VI>; using VVVI = vector<VVI>;
using VL = vector<LL>; using VVL = vector<VL>; using VVVL = vector<VVL>;
using VB = vector<bool>; using VVB = vector<VB>; using VVVB = vector<VVB>;
using VD = vector<double>; using VVD = vector<VD>; using VVVD = vector<VVD>;
using VC = vector<char>; using VS = vector<string>; using VVC = vector<VC>;
using PII = pair<int,int>; using PLL = pair<LL,LL>; using PDD = pair<double,double>; using PIL = pair<int,LL>;
using MII = map<int,int>; using MLL = map<LL,LL>;
using SI = set<int>; using SL = set<LL>;
using MSI = multiset<int>; using MSL = multiset<LL>;
template<class T> using MAXPQ = priority_queue<T>;
template<class T> using MINPQ = priority_queue< T, vector<T>, greater<T> >;
const ll MOD = 1000000007;
const ll MOD2 = 998244353;
const ll INF = 1LL << 60;
#define PI 3.14159265358979323846
#define FOR(i, a, b) for(int i = (a); i < (b); ++i)
#define REP(i, n) FOR(i, 0, n)
#define EACH(e, v) for(auto &e : v)
#define RITR(it, v) for(auto it = (v).rbegin(); it != (v).rend(); ++it)
#define ALL(v) v.begin(),v.end()
vector<ll> x8={1,1,1,0,0,-1,-1,-1},y8={1,0,-1,1,-1,1,0,-1};
int dx4[4]={1,-1,0,0}, dy4[4]={0,0,1,-1};
/*
memo
-uf,RMQ(segtree),BIT,BIT2,SegTree,SegTreeLazy
-isprime,Eratosthenes,gcdlcm,factorize,divisors,modpow,moddiv
nCr(+modnCr,inverse,extend_euclid.powmod),tobaseB,tobase10
-dijkstra,Floyd,bellmanford,sccd,topological,treediamiter
-compress1,compress2,rotate90
-co,ci,fo1,fo2,fo3,fo4
-bitsearch,binaryserach
-bfs
-SegTreedec,SegTreeLazydec
*/
struct Eratosthenes{
vector<int> isPrime;
vector<int> minfactor;
vector<int> mebius;
Eratosthenes(int N){
isPrime=vector<int>(N+1,1);
minfactor=vector<int>(N+1,-1);
mebius=vector<int>(N+1,1);
isPrime[1]=0;
minfactor[1]=1;
for(int i = 2; i <= N; i++){
if(isPrime[i]){
minfactor[i] = i;
mebius[i] = -1;
for(int j = i*2; j <= N; j += i){
isPrime[j] = 0;
if(minfactor[j]==-1) minfactor[j] = i;
if((j / i) % i == 0) mebius[j] = 0;
else mebius[j] = -mebius[j];
}
}
}
}
vector<pair<long long,long long>> factorize(int n){
vector<pair<long long, long long>> res;
while(n>1){
int p = minfactor[n];
int exp = 0;
while(minfactor[n]==p){
n /= p;
exp++;
}
res.push_back({p,exp});
}
return res;
}
template<class T> void divisor_zeta(vector<T> &f){
int N = f.size();
for(int i = 2; i < N; i++){
if(isPrime[i]){
for(int j = (N - 1)/i; j >= 1; j--){
f[j] += f[j*i];
}
}
}
}
template<class T> void divisor_mebius(vector<T> &f){
int N = f.size();
for(int i = 2; i < N; i++){
if(isPrime[i]){
for(int j = 1; j*i < N; j++){
f[j] -= f[j*i];
}
}
}
}
};
int main(){
cin.tie(0);
ios_base::sync_with_stdio(0);
ll Q,M=2500; cin >> Q;
Eratosthenes E(M);
VL p;
for(ll i = 2; i <= M; i++){
if(E.isPrime[i]) p.push_back(i);
}
unordered_set<ll> sq;
for(auto m : p){
sq.insert(m*m);
}
ll N = p.size();
while(Q--){
ll A; cin >> A;
ll cnt = 0;
for(ll i = 2; i <= M; i++){
if(E.isPrime[i]){
while(A % i == 0){
A /= i;
cnt++;
}
}
}
if(sq.count(A)) cnt += 2;
else if(A>1) cnt++;
if(cnt==3)cout << "Yes" << '\n';
else cout << "No" << '\n';
}
}