結果
問題 | No.458 異なる素数の和 |
ユーザー | komori3 |
提出日時 | 2017-10-24 06:24:05 |
言語 | C++11 (gcc 11.4.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,729 bytes |
コンパイル時間 | 670 ms |
コンパイル使用メモリ | 87,628 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2024-11-21 17:13:31 |
合計ジャッジ時間 | 2,848 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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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 | WA | - |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
ソースコード
#define _CRT_SECURE_NO_WARNINGS #include <iostream> #include <sstream> #include <climits> #include <cmath> #include <string> #include <vector> #include <algorithm> #include <queue> #include <map> #include <functional> #include <set> #include <numeric> #include <stack> #include <utility> #include <time.h> #include <iterator> #include <bitset> //#include "util.h" using namespace std; typedef unsigned uint; typedef long long lint; typedef unsigned long long ulint; //呪文 template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const pair<_KTy, _Ty>& m) { cout << "{" << m.first << ", " << m.second << "}"; return ostr; } template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const map<_KTy, _Ty>& m) { if (m.empty()) { cout << "{ }"; return ostr; } cout << "{" << *m.begin(); for (auto itr = ++m.begin(); itr != m.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; } template <typename _Ty> ostream& operator << (ostream& ostr, const vector<_Ty>& v) { if (v.empty()) { cout << "{ }"; return ostr; } cout << "{" << v.front(); for (auto itr = ++v.begin(); itr != v.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; } template <typename _Ty> ostream& operator << (ostream& ostr, const set<_Ty>& s) { if (s.empty()) { cout << "{ }"; return ostr; } cout << "{" << *(s.begin()); for (auto itr = ++s.begin(); itr != s.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; } //template <typename T> void print(T* v, int N) { if (N == 0) cout << "{ }"; cout << "{" << v[0]; for (int i = 1; i < N; i++) cout << ", " << v[i]; cout << "}"; } #define PI 3.14159265358979323846 #define EPS 1e-8 #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) FOR(i,0,n) #define all(x) (x).begin(), (x).end() vector<int> gen_prime(int N) { vector<int> res; vector<bool> p(N + 1, true); p[0] = p[1] = false; for (int i = 2; i * i <= N; i++) if (p[i]) for (int j = i * i; j <= N; j += i) p[j] = false; res.push_back(0); for (int i = 0; i <= N; i++) if (p[i]) res.push_back(i); return res; } int yuki0458() { const int MAX = 20000; vector<int> p = gen_prime(MAX); cout << p << endl; vector<int> dp(MAX + 1, -1); dp[0] = 0; int sum = 0; for (int i = 1; i < p.size(); i++) { //cout << "add " << p[i] << " : "; for (int j = 0; j <= sum; j++) { if (dp[j] < 0) continue; if (p[i] + j > MAX) break; dp[p[i] + j] = max(dp[p[i] + j], dp[j] + 1); } //cout << dp << endl; sum += p[i]; } //cout << dp << endl; int N; cin >> N; cout << dp[N] << endl; return 0; } int main() { //clock_t start, end; //start = clock(); yuki0458(); //end = clock(); //printf("%d msec.\n", end - start); return 0; }