結果
| 問題 |
No.854 公平なりんご分配
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2019-07-26 23:05:05 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 3,637 bytes |
| コンパイル時間 | 2,194 ms |
| コンパイル使用メモリ | 214,952 KB |
| 最終ジャッジ日時 | 2025-01-07 08:37:51 |
|
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 52 WA * 30 MLE * 10 |
ソースコード
#ifdef DEBUG_IS_VALID
#define DEB 1
#define _LIBCPP_DEBUG 0
#else
#define DEB 0
#define NDEBUG
#endif
#include <bits/stdc++.h>
using namespace std;
#define ALL(g) (g).begin(),(g).end()
#define REP(i, x, n) for(int i = x; i < n; i++)
#define rep(i,n) REP(i,0,n)
#define RREP(i, x, n) for(int i = x; i >= n; i--)
#define rrep(i, n) RREP(i,n,0)
#define pb push_back
#define fi first
#define se second
#pragma GCC optimize ("-O3")
using namespace std;
#define DUMPOUT cout
#define dump(...) if(DEB) DUMPOUT<<" "<<#__VA_ARGS__<<" :["<<__LINE__<<":"<<__FUNCTION__<<"]"<<endl<<" "; if(DEB) dump_func(__VA_ARGS__)
template<typename T1,typename T2>ostream& operator << (ostream& os, pair<T1,T2> p){cout << "(" << p.first << ", " << p.second << ")"; return os;}
template<typename T>ostream& operator << (ostream& os, vector<T>& vec) { os << "{"; for (int i = 0; i<vec.size(); i++) os << vec[i] << (i + 1 == vec.size() ? "" : ", "); os << "}"; return os; }
template<typename T>ostream& operator << (ostream& os, set<T>& st){cout << "{"; for(auto itr = st.begin(); itr != st.end(); itr++) cout << *itr << (next(itr)!=st.end() ? ", " : ""); cout << "}"; return os;}
template<typename T1,typename T2>ostream& operator << (ostream& os, map<T1,T2> mp){cout << "{"; for(auto itr = mp.begin(); itr != mp.end(); itr++) cout << "(" << (itr->first) << ", " << (itr->second) << ")" << (next(itr)!=mp.end() ? "," : ""); cout << "}"; return os; }
void dump_func(){DUMPOUT << endl;}
template <class Head, class... Tail>void dump_func(Head&& head, Tail&&... tail){ DUMPOUT << head; if (sizeof...(Tail) == 0) { DUMPOUT << " "; } else { DUMPOUT << ", "; } dump_func(std::move(tail)...);}
template<class T> inline bool chmax(T& a,T const& b){if(a>=b) return false; a=b; return true;}
template<class T> inline bool chmin(T& a,T const& b){if(a<=b) return false; a=b; return true;}
void solve();
int main(void) {
std::cout << std::fixed << std::setprecision(15);
solve();
return 0;
}
using ll = long long;
using P = pair<int,int>;
using Pl = pair<ll,ll>;
using vi = vector<int>;
using vvi = vector<vi>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vp = vector<Pl>;
using vvp = vector<vp>;
const int INF = 1<<29;
const long long LINF=1LL<<59;
vector<ll> primes(ll n) {
// O(n loglog(n))
// res: sz ~ O(n/log(n))
vector<bool> is_prime(n+1,true);
is_prime[0] = is_prime[1] = false;
vector<ll> res;
for(ll i = 2; i <= n; i++){
if(!is_prime[i]) continue;
for(ll j = 2; j*i <= n; j++) is_prime[j*i] = false;
res.push_back(i);
}
return res;
}
unordered_map<int,int> mp; // key: prime, val: index
ll sz = 0;
vl enumpr(ll n) {
// assert(sz != 0);
vector<ll> vec(sz);
for (ll i = 2; 1LL * i*i <= n; i++) while (n%i == 0) vec[mp[i]]++, n /= i;
if (n>1) vec[mp[n]]++;
return vec;
}
void solve(){
ll N;
cin >> N ;
vl a(N);
rep(i,N) cin >> a[i] ;
auto pr = primes(*max_element(ALL(a)));
dump(pr);
sz = pr.size();
rep(i,pr.size()) mp[pr[i]] = i;
dump(pr.size());
vvl x(N);
vvi s(N+1,vi(sz));
rep(i,N) x[i] = enumpr(a[i]);
rep(i,N){
rep(j,sz) s[i+1][j] = s[i][j] + x[i][j];
}
dump(x);
dump(s);
int Q;
cin >> Q ;
rep(i,Q){
ll p; ll l,r;
cin >> p >> l >> r ;
l--; r--;
vi vec(sz);
rep(j,sz) vec[j] = s[r+1][j] - s[l][j];
dump(vec);
rep(j,sz){
if(vec[j]==0) continue;
ll prr = pr[j];
if(p%prr!=0) continue;
while(vec[j]>0){
vec[j]--;
if(p%pr[j]==0){
p /= prr;
dump(p);
}
else break;
}
if(p==1) break;
}
cout << (p==1 ? "Yes" : "NO") << endl;
}
}