結果
問題 | No.1029 JJOOII 3 |
ユーザー |
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提出日時 | 2020-04-17 21:54:17 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 104 ms / 2,000 ms |
コード長 | 3,145 bytes |
コンパイル時間 | 3,621 ms |
コンパイル使用メモリ | 199,036 KB |
最終ジャッジ日時 | 2025-01-09 19:57:35 |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 38 |
ソースコード
#include <bits/stdc++.h>using namespace std;using int64 = long long;const int mod = 1e9 + 7;// const int mod = 998244353;const int64 infll = (1LL << 62) - 1;const int inf = (1 << 30) - 1;struct IoSetup {IoSetup() {cin.tie(nullptr);ios::sync_with_stdio(false);cout << fixed << setprecision(10);cerr << fixed << setprecision(10);}} iosetup;template< typename T1, typename T2 >ostream &operator<<(ostream &os, const pair< T1, T2 > &p) {os << p.first << " " << p.second;return os;}template< typename T1, typename T2 >istream &operator>>(istream &is, pair< T1, T2 > &p) {is >> p.first >> p.second;return is;}template< typename T >ostream &operator<<(ostream &os, const vector< T > &v) {for(int i = 0; i < (int) v.size(); i++) {os << v[i] << (i + 1 != v.size() ? " " : "");}return os;}template< typename T >istream &operator>>(istream &is, vector< T > &v) {for(T &in : v) is >> in;return is;}template< typename T1, typename T2 >inline bool chmax(T1 &a, T2 b) { return a < b && (a = b, true); }template< typename T1, typename T2 >inline bool chmin(T1 &a, T2 b) { return a > b && (a = b, true); }template< typename T = int64 >vector< T > make_v(size_t a) {return vector< T >(a);}template< typename T, typename... Ts >auto make_v(size_t a, Ts... ts) {return vector< decltype(make_v< T >(ts...)) >(a, make_v< T >(ts...));}template< typename T, typename V >typename enable_if< is_class< T >::value == 0 >::type fill_v(T &t, const V &v) {t = v;}template< typename T, typename V >typename enable_if< is_class< T >::value != 0 >::type fill_v(T &t, const V &v) {for(auto &e : t) fill_v(e, v);}template< typename F >struct FixPoint : F {FixPoint(F &&f) : F(forward< F >(f)) {}template< typename... Args >decltype(auto) operator()(Args &&... args) const {return F::operator()(*this, forward< Args >(args)...);}};template< typename F >inline decltype(auto) MFP(F &&f) {return FixPoint< F >{forward< F >(f)};}int main() {int N, K;cin >> N >> K;//同じ文字列を何個買ってもいい 了解!vector< string > S(N);vector< int > C(N);vector< int > J(N), O(N), I(N);for(int i = 0; i < N; i++) {cin >> S[i] >> C[i];for(auto &c : S[i]) J[i] += c == 'J';for(auto &c : S[i]) O[i] += c == 'O';for(auto &c : S[i]) I[i] += c == 'I';}auto dp = make_v< int64 >(K * 3 + 1);fill_v(dp, infll);dp[0] = 0;for(int i = 0; i < K * 3; i++) {for(int j = 0; j < N; j++) {int pos = i;if(pos + J[j] < K) {chmin(dp[pos + J[j]], dp[i] + C[j]);} else if(K <= pos && pos + O[j] < 2 * K) {chmin(dp[pos + O[j]], dp[i] + C[j]);} else if(2 * K <= pos) {chmin(dp[min(3 * K, pos + I[j])], dp[i] + C[j]);} else {for(auto &c : S[j]) {if(pos < K) pos += c == 'J';else if(pos < 2 * K) pos += c == 'O';else if(pos < 3 * K) pos += c == 'I';}chmin(dp[pos], dp[i] + C[j]);}}}if(dp.back() >= infll) dp.back() = -1;cout << dp.back() << endl;}