#892346 (C++17) No.5017 Tool-assisted Shooting

• 問題: No.5017 Tool-assisted Shooting
• ユーザー: random contestant
• 提出日時: 2023-07-16 18:13:31
• 言語: C++17 (gcc 12.3.0 + boost 1.83.0)
• 結果: AC
• 実行時間: 91 ms / 2,000 ms
• コード長: 5,562 bytes
• コンパイル時間: 5,456 ms
• コンパイル使用メモリ: 285,084 KB
• 実行使用メモリ: 24,420 KB
• スコア: 4,024,972
• 平均クエリ数: 986.52
• 最終ジャッジ日時: 2023-07-16 18:14:02
• 合計ジャッジ時間: 17,544 ms
• ジャッジサーバーID （参考情報）: judge17 / judge13

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	82 ms; 24,420 KB
testcase_01	AC	77 ms; 23,832 KB
testcase_02	AC	76 ms; 24,048 KB
testcase_03	AC	77 ms; 23,664 KB
testcase_04	AC	76 ms; 24,072 KB
testcase_05	AC	77 ms; 24,348 KB
testcase_06	AC	77 ms; 23,544 KB
testcase_07	AC	77 ms; 23,664 KB
testcase_08	AC	80 ms; 23,400 KB
testcase_09	AC	79 ms; 24,384 KB
testcase_10	AC	79 ms; 24,372 KB
testcase_11	AC	75 ms; 23,832 KB
testcase_12	AC	76 ms; 23,640 KB
testcase_13	AC	77 ms; 23,640 KB
testcase_14	AC	77 ms; 24,288 KB
testcase_15	AC	76 ms; 24,060 KB
testcase_16	AC	76 ms; 24,036 KB
testcase_17	AC	77 ms; 24,024 KB
testcase_18	AC	77 ms; 24,048 KB
testcase_19	AC	85 ms; 23,544 KB
testcase_20	AC	77 ms; 24,036 KB
testcase_21	AC	77 ms; 24,372 KB
testcase_22	AC	76 ms; 23,400 KB
testcase_23	AC	77 ms; 23,664 KB
testcase_24	AC	76 ms; 23,652 KB
testcase_25	AC	44 ms; 23,532 KB
testcase_26	AC	77 ms; 23,424 KB
testcase_27	AC	77 ms; 23,424 KB
testcase_28	AC	40 ms; 23,412 KB
testcase_29	AC	76 ms; 23,844 KB
testcase_30	AC	82 ms; 24,408 KB
testcase_31	AC	76 ms; 24,048 KB
testcase_32	AC	77 ms; 23,676 KB
testcase_33	AC	77 ms; 23,544 KB
testcase_34	AC	76 ms; 23,832 KB
testcase_35	AC	77 ms; 23,544 KB
testcase_36	AC	76 ms; 24,348 KB
testcase_37	AC	77 ms; 23,652 KB
testcase_38	AC	77 ms; 24,288 KB
testcase_39	AC	76 ms; 23,652 KB
testcase_40	AC	76 ms; 23,544 KB
testcase_41	AC	91 ms; 24,348 KB
testcase_42	AC	77 ms; 23,652 KB
testcase_43	AC	76 ms; 23,844 KB
testcase_44	AC	85 ms; 23,640 KB
testcase_45	AC	76 ms; 23,436 KB
testcase_46	AC	76 ms; 23,856 KB
testcase_47	AC	77 ms; 23,556 KB
testcase_48	AC	77 ms; 24,048 KB
testcase_49	AC	76 ms; 24,072 KB
testcase_50	AC	76 ms; 23,424 KB
testcase_51	AC	86 ms; 23,364 KB
testcase_52	AC	77 ms; 24,372 KB
testcase_53	AC	77 ms; 23,376 KB
testcase_54	AC	77 ms; 23,676 KB
testcase_55	AC	77 ms; 23,544 KB
testcase_56	AC	77 ms; 23,412 KB
testcase_57	AC	77 ms; 23,376 KB
testcase_58	AC	77 ms; 23,844 KB
testcase_59	AC	76 ms; 24,228 KB
testcase_60	AC	77 ms; 24,348 KB
testcase_61	AC	80 ms; 23,400 KB
testcase_62	AC	78 ms; 23,424 KB
testcase_63	AC	85 ms; 23,652 KB
testcase_64	AC	77 ms; 23,388 KB
testcase_65	AC	77 ms; 23,652 KB
testcase_66	AC	77 ms; 24,036 KB
testcase_67	AC	77 ms; 23,388 KB
testcase_68	AC	76 ms; 23,616 KB
testcase_69	AC	77 ms; 23,820 KB
testcase_70	AC	78 ms; 23,664 KB
testcase_71	AC	76 ms; 23,544 KB
testcase_72	AC	86 ms; 23,640 KB
testcase_73	AC	74 ms; 24,036 KB
testcase_74	AC	74 ms; 24,060 KB
testcase_75	AC	75 ms; 23,532 KB
testcase_76	AC	75 ms; 24,420 KB
testcase_77	AC	75 ms; 23,724 KB
testcase_78	AC	81 ms; 24,360 KB
testcase_79	AC	75 ms; 23,544 KB
testcase_80	AC	76 ms; 24,060 KB
testcase_81	AC	75 ms; 23,544 KB
testcase_82	AC	75 ms; 24,024 KB
testcase_83	AC	85 ms; 23,544 KB
testcase_84	AC	76 ms; 24,264 KB
testcase_85	AC	76 ms; 23,844 KB
testcase_86	AC	75 ms; 24,036 KB
testcase_87	AC	79 ms; 23,832 KB
testcase_88	AC	75 ms; 24,276 KB
testcase_89	AC	75 ms; 23,424 KB
testcase_90	AC	76 ms; 24,420 KB
testcase_91	AC	75 ms; 23,532 KB
testcase_92	AC	75 ms; 23,832 KB
testcase_93	AC	74 ms; 23,832 KB
testcase_94	AC	86 ms; 24,348 KB
testcase_95	AC	77 ms; 23,532 KB
testcase_96	AC	75 ms; 23,652 KB
testcase_97	AC	75 ms; 24,420 KB
testcase_98	AC	75 ms; 24,360 KB
testcase_99	AC	75 ms; 23,844 KB

ソースコード

// #define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
#include <atcoder/all>
using namespace atcoder;
using ll = long long;
#define rep(i,n) for (ll i = 0; i < (n); ++i)
using vl = vector<ll>;
using vvl = vector<vl>;
using P = pair<ll,ll>;
#define pb push_back
#define int long long
#define double long double
#define INF (ll) 3e18
// Ctrl + Shift + B コンパイル
// Ctrl + C 中断
// ./m 実行


int h = 60;
int w = 25;
// フィールドはトーラス状であり、左端と右端は繋がっている
int now = 12;
int power = 100; // 倒して得たパワーの総和
int debug = 0;

vector<vector<P>> hp(60, vector<P>(25));
vector<vector<tuple<int,int,int>>> in(1000);
vl p(25);

void debug_input(){
  rep(i,25) cin >> p[i];
  rep(i,1000){
    int n; cin >> n;
    rep(_,n){
      int h, p, w; cin >> h >> p >> w;
      in[i].emplace_back(h,p,w);
    }
  }
  cout << "debug input finish" << endl;
}

bool input(int turn){
  for(int j = 59; j >= 1; j--) hp[j] = hp[j-1];
  hp[0] = vector<P>(25);
  if(debug){
    for(auto[h, p, x] : in[turn]){
      hp[0][x] = make_pair(h, p);
    }
    return false;
  }
  int n; cin >> n;
  if (n == -1) return true;
  rep(i,n){
    int h, p, x;
    cin >> h >> p >> x;
    hp[0][x] = make_pair(h, p);
  }
  return false;
}

void attack(){
  cout << "S" << endl;
  for(int i = 58; i >= 0; i--){
    if (hp[i][now].first){
      hp[i][now].first = max(0LL, hp[i][now].first-power/100);
      if (hp[i][now].first == 0){ // 倒したら
        hp[i][now].first = 0;
        power += hp[i][now].second;
      }
      return;
    }
  }
}
void moveL(){
  cout << "L" << endl;
  now += 24;
  now %= 25;
  for(int i = 58; i >= 0; i--){
    if (hp[i][now].first){
      hp[i][now].first = max(0LL, hp[i][now].first-power/100);
      if (hp[i][now].first == 0){ // 倒したら
        hp[i][now].first = 0;
        power += hp[i][now].second;
      }
      return;
    }
  }
}
void moveR(){
  cout << "R" << endl;
  now += 1;
  now %= 25;
  for(int i = 58; i >= 0; i--){
    if (hp[i][now].first){
      hp[i][now].first = max(0LL, hp[i][now].first-power/100);
      if (hp[i][now].first == 0){ // 倒したら
        hp[i][now].first = 0;
        power += hp[i][now].second;
      }
      return;
    }
  }
}

void avoid(){
  if (!hp[58][(now+1)%25].first && !hp[59][(now+1)%25].first) {cout << "R" << endl; now += 1;}
  else if (!hp[58][now].first) cout << "S" << endl;
  else {cout << "L" << endl; now += 24;}
  now %= 25;
  cout << "# " << now << endl; 
}

void deb(){
  cout << "# ";
  cout << "now potision is " << now << endl;
  for(int i = 58; i >= 0; i--){
    if (hp[i][now].first){
      cout << "# ";
      cout << "closest enemy is " << now << " " << 59-i << endl;
      cout << "# ";
      cout << "enemy stat : " << hp[i][now].first << " " << hp[i][now].second << endl;
      break;
    }
  }
}

void solve(){
  rep(turn, 1000){
    // cout << turn << endl;
    // cout << now << endl;
    if (input(turn)) return;
    vector<pair<double, string>> beams; // ビームサーチ
    { // 右向き移動
      string s = "";
      int nowx = now;
      int nowy = 59;
      rep(r,24){ // 移動回数
        double get_power = 0;
        int take_turn = 100; // 敵を撃破するのにかかる時間
        for(int i = nowy; i >= 0; i--){
          if (hp[i][nowx].first){
            //そもそも破壊可能か？
            if (hp[i][nowx].first <= (nowy-i+(bool)s.size())*(power/100)){
              get_power = hp[i][nowx].second * (1000-turn)*(1000-turn) + hp[i][nowx].first*turn;
              if (turn > 950) get_power = hp[i][nowx].first*turn;
              take_turn = (hp[i][nowx].first) / (power/100) + (bool)((hp[i][nowx].first) % (power/100)) - (bool)s.size();
            }
            break;
          }
        }
        beams.emplace_back(get_power / (s.size()+take_turn), s);
        beams.back().second.push_back('S');
        while(hp[nowy][(nowx+1)%25].first || hp[nowy-1][(nowx+1)%25].first) {
          s.push_back('S');
          nowy--;
        }
        s.push_back('R');
        nowx = (nowx + 1) % 25;
        nowy--;
      }
    }{ // 左向き移動
      string s = "";
      int nowx = now;
      int nowy = 59;
      rep(r,24){ // 移動回数
        double get_power = 0;
        int take_turn = 100; // 敵を撃破するのにかかる時間
        for(int i = nowy; i >= 0; i--){
          if (hp[i][nowx].first){
            //そもそも破壊可能か？
            if (hp[i][nowx].first <= (nowy-i+(bool)s.size())*(power/100)){
              get_power = hp[i][nowx].second * (1000-turn)*(1000-turn) + hp[i][nowx].first*turn;
              if (turn > 950) get_power = hp[i][nowx].first*turn;
              take_turn = (hp[i][nowx].first) / (power/100) + (bool)((hp[i][nowx].first) % (power/100)) - (bool)s.size();
            }
            break;
          }
        }
        beams.emplace_back(get_power / (s.size()+take_turn), s);
        beams.back().second.push_back('S');
        while(hp[nowy][(nowx+24)%25].first || hp[nowy-1][(nowx+24)%25].first) {
          s.push_back('S');
          nowy--;
        }
        s.push_back('L');
        nowx = (nowx + 24) % 25;
        nowy--;
      }
    }
    sort(beams.rbegin(), beams.rend());
    // for(auto [sc, s] : beams) {
    //   cout << sc << " " << s << endl;
    // }
    if (beams[0].second[0] == 'S') attack();
    if (beams[0].second[0] == 'L') moveL();
    if (beams[0].second[0] == 'R') moveR();
    // deb();
  }
}

signed main(){
  if (debug) debug_input();
  solve();
}