結果
問題 | No.458 異なる素数の和 |
ユーザー | tancahn2380 |
提出日時 | 2017-11-14 21:08:46 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 74 ms / 2,000 ms |
コード長 | 1,466 bytes |
コンパイル時間 | 956 ms |
コンパイル使用メモリ | 100,448 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-05-03 21:37:14 |
合計ジャッジ時間 | 2,150 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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 | 5 ms
5,248 KB |
testcase_01 | AC | 42 ms
5,376 KB |
testcase_02 | AC | 46 ms
5,376 KB |
testcase_03 | AC | 20 ms
5,376 KB |
testcase_04 | AC | 20 ms
5,376 KB |
testcase_05 | AC | 70 ms
5,376 KB |
testcase_06 | AC | 46 ms
5,376 KB |
testcase_07 | AC | 6 ms
5,376 KB |
testcase_08 | AC | 65 ms
5,376 KB |
testcase_09 | AC | 12 ms
5,376 KB |
testcase_10 | AC | 4 ms
5,376 KB |
testcase_11 | AC | 74 ms
5,376 KB |
testcase_12 | AC | 4 ms
5,376 KB |
testcase_13 | AC | 4 ms
5,376 KB |
testcase_14 | AC | 4 ms
5,376 KB |
testcase_15 | AC | 3 ms
5,376 KB |
testcase_16 | AC | 14 ms
5,376 KB |
testcase_17 | AC | 4 ms
5,376 KB |
testcase_18 | AC | 3 ms
5,376 KB |
testcase_19 | AC | 4 ms
5,376 KB |
testcase_20 | AC | 4 ms
5,376 KB |
testcase_21 | AC | 4 ms
5,376 KB |
testcase_22 | AC | 4 ms
5,376 KB |
testcase_23 | AC | 4 ms
5,376 KB |
testcase_24 | AC | 3 ms
5,376 KB |
testcase_25 | AC | 4 ms
5,376 KB |
testcase_26 | AC | 4 ms
5,376 KB |
testcase_27 | AC | 42 ms
5,376 KB |
testcase_28 | AC | 72 ms
5,376 KB |
testcase_29 | AC | 9 ms
5,376 KB |
testcase_30 | AC | 32 ms
5,376 KB |
ソースコード
# include <iostream> # include <algorithm> # include <vector> # include <string> # include <set> # include <map> # include <cmath> # include <iomanip> # include <functional> # include <utility> # include <stack> # include <queue> # include <list> # include <bitset> # include <complex> # include <numeric> # include <tuple> using namespace std; using LL = long long; using ULL = unsigned long long; constexpr int INF = 2000000000; constexpr int HINF = INF / 2; constexpr double DINF = 100000000000000000.0; constexpr long long LINF = 9223372036854775807; constexpr long long HLINF = 4500000000000000000; const double PI = acos(-1); int dx[4] = { 0,1,0,-1 }, dy[4] = { 1,0,-1,0 }; #define ALL(x) (x).begin(),(x).end() #define UNIQ(c) (c).erase(unique(ALL((c))), end((c))) #define mp make_pair #define eb emplace_back typedef pair<LL, double> P; typedef pair<P, P> PP; int n, dp[20202]; vector<int> prime; void MakePrime(int n) { prime.emplace_back(2); for (int i = 3; i < n; i += 2) { bool a = false; for (int j = 3; j <= std::sqrt(i); j += 2) { if (i%j == 0) { a = true; } } if (a == false) { prime.emplace_back(i); } } } int main() { cin >> n; for (int i = 0; i < 20202; i++)dp[i] = -1; dp[0] = 0; MakePrime(20001); for (int i = 0; i < prime.size(); i++) { for (int j = n; j >= 0; j--) { if (j + prime[i] <= n&&dp[j] != -1)dp[prime[i]+j] = max(dp[prime[i] + j], dp[j] + 1); } } cout << dp[n] << endl; }