結果
問題 | No.368 LCM of K-products |
ユーザー | is_eri23 |
提出日時 | 2016-05-12 19:09:25 |
言語 | C++11 (gcc 13.3.0) |
結果 |
AC
|
実行時間 | 332 ms / 2,000 ms |
コード長 | 2,925 bytes |
コンパイル時間 | 1,516 ms |
コンパイル使用メモリ | 177,000 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-09-22 14:47:01 |
合計ジャッジ時間 | 3,291 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 29 ms
6,812 KB |
testcase_01 | AC | 94 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 30 ms
6,940 KB |
testcase_04 | AC | 9 ms
6,944 KB |
testcase_05 | AC | 332 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 1 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,940 KB |
testcase_10 | AC | 1 ms
6,940 KB |
testcase_11 | AC | 1 ms
6,944 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 21 ms
6,940 KB |
testcase_14 | AC | 34 ms
6,944 KB |
testcase_15 | AC | 37 ms
6,944 KB |
testcase_16 | AC | 29 ms
6,944 KB |
testcase_17 | AC | 28 ms
6,940 KB |
testcase_18 | AC | 38 ms
6,940 KB |
testcase_19 | AC | 10 ms
6,940 KB |
testcase_20 | AC | 28 ms
6,940 KB |
testcase_21 | AC | 8 ms
6,944 KB |
testcase_22 | AC | 37 ms
6,944 KB |
testcase_23 | AC | 1 ms
6,944 KB |
testcase_24 | AC | 2 ms
6,940 KB |
testcase_25 | AC | 1 ms
6,944 KB |
testcase_26 | AC | 1 ms
6,944 KB |
testcase_27 | AC | 1 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,940 KB |
testcase_29 | AC | 1 ms
6,944 KB |
testcase_30 | AC | 2 ms
6,944 KB |
testcase_31 | AC | 2 ms
6,944 KB |
testcase_32 | AC | 2 ms
6,940 KB |
testcase_33 | AC | 15 ms
6,940 KB |
testcase_34 | AC | 2 ms
6,944 KB |
ソースコード
#include <bits/stdc++.h> #define EPS 1e-9 #define INF 1070000000LL #define MOD 1000000007LL #define fir first #define foreach(it,X) for(auto it=(X).begin();it!=(X).end();it++) #define numa(x,a) for(auto x: a) #define ite iterator #define mp make_pair #define rep(i,n) rep2(i,0,n) #define rep2(i,m,n) for(int i=m;i<(n);i++) #define pb push_back #define pf push_front #define sec second #define sz(x) ((int)(x).size()) #define ALL( c ) (c).begin(), (c).end() #define gcd(a,b) __gcd(a,b) #define mem(x,n) memset(x,n,sizeof(x)) #define endl "\n" using namespace std; template <int POS, class TUPLE> void deploy(std::ostream &os, const TUPLE &tuple){} template <int POS, class TUPLE, class H, class ...Ts> void deploy(std::ostream &os, const TUPLE &t){ os << (POS == 0 ? "" : ", ") << get<POS>(t); deploy<POS + 1, TUPLE, Ts...>(os, t); } template <class T,class U> std::ostream& operator<<(std::ostream &os, std::pair<T,U> &p){ os << "(" << p.first <<", " << p.second <<")";return os; } template <class T> std::ostream& operator<<(std::ostream &os, std::vector<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T> std::ostream& operator<<(std::ostream &os, std::set<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T, class K> std::ostream& operator<<(std::ostream &os, std::map<T, K> &mp){ int remain = mp.size(); os << "{"; for(auto e: mp) os << "(" << e.first << " -> " << e.second << ")" << (--remain == 0 ? "}" : ", "); return os; } #define DEBUG1(var0) { std::cerr << (#var0) << "=" << (var0) << endl; } #define DEBUG2(var0, var1) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG1(var1); } #define DEBUG3(var0, var1, var2) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG2(var1,var2); } #define DEBUG4(var0, var1, var2, var3) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG3(var1,var2,var3); } using ll = long long; int N,K; int nums[1010]; map <int,vector <int> > prv; void prime_factor(int mynum){ map <int,int> res; for(ll i = 2; i*i <= mynum; i++){ while(mynum % i == 0){ ++res[i]; mynum /= i; } } if(mynum != 1){ res[mynum] = 1; } for (auto &x: res) { prv[x.fir].pb(x.sec); } } ll pow_mod(ll x,ll p,ll mod){//x^p % mod ll res = 1; while(p > 0){ if(p & 1){ res = (res * x) % mod; } x = (x * x) % mod; p >>= 1; } return res; } int main() { cin.tie(0); ios_base::sync_with_stdio(0); int N,K; cin >> N >> K; rep(i,N){ int x; cin >> x; prime_factor(x); } ll ans = 1; for (auto &v_: prv) { vector <int> &v = v_.sec; sort(ALL(v), greater <int>()); ll x = v_.fir; ll y = 0; for (int i = 0, n = min(K, sz(v)); i < n; i++) { y += v[i]; } ans *= pow_mod(x, y, MOD); ans %= MOD; } cout << ans << endl; return 0; }