結果
問題 | No.247 線形計画問題もどき |
ユーザー |
|
提出日時 | 2020-07-14 01:23:32 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 29 ms / 2,000 ms |
コード長 | 1,489 bytes |
コンパイル時間 | 1,096 ms |
コンパイル使用メモリ | 126,400 KB |
最終ジャッジ日時 | 2025-01-11 20:24:16 |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 5 |
other | AC * 23 |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:47:17: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 47 | int C; scanf("%d", &C); | ~~~~~^~~~~~~~~~ main.cpp:48:17: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 48 | int n; scanf("%d", &n); | ~~~~~^~~~~~~~~~ main.cpp:49:56: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 49 | vector<int> a(n); for (int i = 0; i < n; i++) scanf("%d", &a[i]); | ~~~~~^~~~~~~~~~~~~
ソースコード
#include <cstdio>#include <iostream>#include <string>#include <sstream>#include <stack>#include <algorithm>#include <cmath>#include <queue>#include <map>#include <set>#include <cstdlib>#include <bitset>#include <tuple>#include <assert.h>#include <deque>#include <bitset>#include <iomanip>#include <limits>#include <chrono>#include <random>#include <array>#include <unordered_map>#include <functional>#include <complex>#include <numeric>template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }//constexpr long long MAX = 5100000;constexpr long long INF = 1LL << 60;constexpr int inf = 1000000007;constexpr long long mod = 1000000007LL;//constexpr long long mod = 998244353LL;const long double PI = acos((long double)(-1));using namespace std;typedef unsigned long long ull;typedef long long ll;typedef long double ld;int main(){/*cin.tie(nullptr);ios::sync_with_stdio(false);*/int C; scanf("%d", &C);int n; scanf("%d", &n);vector<int> a(n); for (int i = 0; i < n; i++) scanf("%d", &a[i]);vector<int> dp(C + 1, inf);dp[0] = 0;for (int i = 0; i <= C; i++) {for (int j = 0; j < n; j++) {if (i + a[j] > C) continue;chmin(dp[i + a[j]], dp[i] + 1);}}if (dp[C] == inf) dp[C] = -1;cout << dp[C] << endl;return 0;}