結果
問題 | No.281 門松と魔法(1) |
ユーザー | kei |
提出日時 | 2018-10-03 01:03:09 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 1,000 ms |
コード長 | 3,155 bytes |
コンパイル時間 | 1,766 ms |
コンパイル使用メモリ | 172,312 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-10-12 10:10:10 |
合計ジャッジ時間 | 3,631 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 2 ms
5,248 KB |
testcase_13 | AC | 2 ms
5,248 KB |
testcase_14 | AC | 2 ms
5,248 KB |
testcase_15 | AC | 2 ms
5,248 KB |
testcase_16 | AC | 2 ms
5,248 KB |
testcase_17 | AC | 2 ms
5,248 KB |
testcase_18 | AC | 2 ms
5,248 KB |
testcase_19 | AC | 2 ms
5,248 KB |
testcase_20 | AC | 2 ms
5,248 KB |
testcase_21 | AC | 2 ms
5,248 KB |
testcase_22 | AC | 2 ms
5,248 KB |
testcase_23 | AC | 2 ms
5,248 KB |
testcase_24 | AC | 2 ms
5,248 KB |
testcase_25 | AC | 2 ms
5,248 KB |
testcase_26 | AC | 2 ms
5,248 KB |
testcase_27 | AC | 2 ms
5,248 KB |
testcase_28 | AC | 2 ms
5,248 KB |
testcase_29 | AC | 2 ms
5,248 KB |
testcase_30 | AC | 2 ms
5,248 KB |
testcase_31 | AC | 2 ms
5,248 KB |
testcase_32 | AC | 2 ms
5,248 KB |
testcase_33 | AC | 2 ms
5,248 KB |
testcase_34 | AC | 2 ms
5,248 KB |
testcase_35 | AC | 2 ms
5,248 KB |
testcase_36 | AC | 2 ms
5,248 KB |
testcase_37 | AC | 2 ms
5,248 KB |
testcase_38 | AC | 2 ms
5,248 KB |
testcase_39 | AC | 2 ms
5,248 KB |
testcase_40 | AC | 2 ms
5,248 KB |
testcase_41 | AC | 2 ms
5,248 KB |
testcase_42 | AC | 2 ms
5,248 KB |
testcase_43 | AC | 2 ms
5,248 KB |
testcase_44 | AC | 2 ms
5,248 KB |
testcase_45 | AC | 2 ms
5,248 KB |
testcase_46 | AC | 2 ms
5,248 KB |
testcase_47 | AC | 2 ms
5,248 KB |
testcase_48 | AC | 2 ms
5,248 KB |
testcase_49 | AC | 2 ms
5,248 KB |
testcase_50 | AC | 2 ms
5,248 KB |
testcase_51 | AC | 2 ms
5,248 KB |
testcase_52 | AC | 2 ms
5,248 KB |
testcase_53 | AC | 2 ms
5,248 KB |
testcase_54 | AC | 2 ms
5,248 KB |
testcase_55 | AC | 2 ms
5,248 KB |
testcase_56 | AC | 2 ms
5,248 KB |
ソースコード
#include "bits/stdc++.h" using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; const int INF = 1e9; const ll LINF = 1e18; template<class S,class T> ostream& operator << (ostream& out,const pair<S,T>& o){ out << "(" << o.first << "," << o.second << ")"; return out; } template<class T> ostream& operator << (ostream& out,const vector<T> V){ for(int i = 0; i < V.size(); i++){ out << V[i]; if(i!=V.size()-1) out << " ";} return out; } template<class T> ostream& operator << (ostream& out,const vector<vector<T> > Mat){ for(int i = 0; i < Mat.size(); i++) { if(i != 0) out << endl; out << Mat[i];} return out; } template<class S,class T> ostream& operator << (ostream& out,const map<S,T> mp){ out << "{ "; for(auto it = mp.begin(); it != mp.end(); it++){ out << it->first << ":" << it->second; if(mp.size()-1 != distance(mp.begin(),it)) out << ", "; } out << " }"; return out; } /* <url:https://yukicoder.me/problems/no/281> 問題文============================================================ ================================================================= 解説============================================================= ================================================================ */ bool kadomatsu(vector<ll>& H){ if(H[0] == H[1] || H[1] == H[2] || H[0] == H[2]) return false; if(H[0] > H[1] && H[2] > H[1]) return true; if(H[0] < H[1] && H[2] < H[1]) return true; return false; } ll solve(){ ll res = LINF; ll d; cin >> d; vector<ll> H(3); for(auto& in:H) cin >> in; if(kadomatsu(H)) return 0; if(d == 0) return -1; auto T = H; { //真ん中が一番高い場合 ll cnt = 0; if(H[0] >= H[1]){ cnt += (H[0] - H[1] + d - 1)/d; H[0] -= (H[0] - H[1] + d - 1)/d*d; if(H[0] == H[1]){ cnt++; H[0] -= d; } H[0] = max(0LL,H[0]); } if(H[2] >= H[1]){ cnt += (H[2] - H[1] + d - 1)/d; H[2] -= (H[2] - H[1] + d - 1)/d*d; if(H[2] == H[1]){ cnt++; H[2] -= d; } H[2] = max(0LL,H[2]); } if(H[0] != 0 || H[2] != 0){ if(H[0] == H[2]){ cnt++; H[0]--;} if(kadomatsu(H)) res = min(res,cnt); } } H = T; { //真ん中が一番低い場合 ll cnt = 0; if(H[0] == H[2]){ cnt++; H[0] -= d; H[0] = max(0LL,H[0]); } if(H[0] != 0 && H[2] != 0){ ll minH = min(H[0],H[2]); if(minH <= H[1]){ cnt += (H[1] - minH + d - 1)/d; H[1] -= (H[1] - minH + d - 1)/d*d; if(H[1] == minH){ cnt++; H[1] -= d; } H[1] = max(0LL,H[1]); } } if(kadomatsu(H)) res = min(res,cnt); } if(res == LINF) res = -1; return res; } int main(void) { cin.tie(0); ios_base::sync_with_stdio(false); cout << solve() << endl; return 0; }