#892419 (D) No.5017 Tool-assisted Shooting

提出ソース

結果

問題	No.5017 Tool-assisted Shooting
ユーザー	allegrogiken
提出日時	2023-07-16 18:48:17
言語	D (dmd 2.106.1)
結果	AC
実行時間	93 ms / 2,000 ms
コード長	4,652 bytes
コンパイル時間	1,526 ms
コンパイル使用メモリ	101,996 KB
実行使用メモリ	24,336 KB
スコア	3,994,308
平均クエリ数	1000.00
最終ジャッジ日時	2023-07-16 18:49:20
合計ジャッジ時間	15,172 ms
ジャッジサーバーID （参考情報）	judge15 / judge16
	純コード判定しない問題か言語

このコードへのチャレンジ
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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	85 ms 24,300 KB
testcase_01	AC	78 ms 24,324 KB
testcase_02	AC	93 ms 23,796 KB
testcase_03	AC	75 ms 23,412 KB
testcase_04	AC	74 ms 23,652 KB
testcase_05	AC	75 ms 24,216 KB
testcase_06	AC	75 ms 23,412 KB
testcase_07	AC	72 ms 23,352 KB
testcase_08	AC	73 ms 24,252 KB
testcase_09	AC	77 ms 24,276 KB
testcase_10	AC	76 ms 23,472 KB
testcase_11	AC	74 ms 24,024 KB
testcase_12	AC	78 ms 23,328 KB
testcase_13	AC	76 ms 23,496 KB
testcase_14	AC	76 ms 23,628 KB
testcase_15	AC	77 ms 24,180 KB
testcase_16	AC	76 ms 24,204 KB
testcase_17	AC	76 ms 24,216 KB
testcase_18	AC	74 ms 23,388 KB
testcase_19	AC	78 ms 24,264 KB
testcase_20	AC	75 ms 23,328 KB
testcase_21	AC	76 ms 23,376 KB
testcase_22	AC	77 ms 23,784 KB
testcase_23	AC	74 ms 23,376 KB
testcase_24	AC	75 ms 23,592 KB
testcase_25	AC	75 ms 23,484 KB
testcase_26	AC	73 ms 23,616 KB
testcase_27	AC	74 ms 24,324 KB
testcase_28	AC	75 ms 24,312 KB
testcase_29	AC	76 ms 23,616 KB
testcase_30	AC	80 ms 24,300 KB
testcase_31	AC	75 ms 23,580 KB
testcase_32	AC	84 ms 23,472 KB
testcase_33	AC	76 ms 23,964 KB
testcase_34	AC	76 ms 24,228 KB
testcase_35	AC	76 ms 23,580 KB
testcase_36	AC	74 ms 23,832 KB
testcase_37	AC	76 ms 23,988 KB
testcase_38	AC	75 ms 23,424 KB
testcase_39	AC	76 ms 23,844 KB
testcase_40	AC	75 ms 23,844 KB
testcase_41	AC	75 ms 23,328 KB
testcase_42	AC	78 ms 23,796 KB
testcase_43	AC	76 ms 23,964 KB
testcase_44	AC	77 ms 23,352 KB
testcase_45	AC	77 ms 23,460 KB
testcase_46	AC	77 ms 23,496 KB
testcase_47	AC	75 ms 23,784 KB
testcase_48	AC	76 ms 23,340 KB
testcase_49	AC	74 ms 24,000 KB
testcase_50	AC	77 ms 24,216 KB
testcase_51	AC	76 ms 23,592 KB
testcase_52	AC	76 ms 24,036 KB
testcase_53	AC	76 ms 24,012 KB
testcase_54	AC	76 ms 23,532 KB
testcase_55	AC	76 ms 24,324 KB
testcase_56	AC	75 ms 23,304 KB
testcase_57	AC	74 ms 24,336 KB
testcase_58	AC	77 ms 23,976 KB
testcase_59	AC	76 ms 24,060 KB
testcase_60	AC	89 ms 24,312 KB
testcase_61	AC	78 ms 23,400 KB
testcase_62	AC	75 ms 24,036 KB
testcase_63	AC	75 ms 24,024 KB
testcase_64	AC	76 ms 23,328 KB
testcase_65	AC	78 ms 24,036 KB
testcase_66	AC	75 ms 23,640 KB
testcase_67	AC	74 ms 24,228 KB
testcase_68	AC	76 ms 23,376 KB
testcase_69	AC	74 ms 23,472 KB
testcase_70	AC	75 ms 24,264 KB
testcase_71	AC	77 ms 23,820 KB
testcase_72	AC	74 ms 23,844 KB
testcase_73	AC	76 ms 23,616 KB
testcase_74	AC	73 ms 24,036 KB
testcase_75	AC	76 ms 24,264 KB
testcase_76	AC	76 ms 24,000 KB
testcase_77	AC	76 ms 24,216 KB
testcase_78	AC	76 ms 24,216 KB
testcase_79	AC	74 ms 23,484 KB
testcase_80	AC	76 ms 24,324 KB
testcase_81	AC	76 ms 24,060 KB
testcase_82	AC	74 ms 23,796 KB
testcase_83	AC	75 ms 23,520 KB
testcase_84	AC	76 ms 24,312 KB
testcase_85	AC	76 ms 24,048 KB
testcase_86	AC	75 ms 23,976 KB
testcase_87	AC	75 ms 23,604 KB
testcase_88	AC	75 ms 24,012 KB
testcase_89	AC	74 ms 23,652 KB
testcase_90	AC	77 ms 23,364 KB
testcase_91	AC	76 ms 23,340 KB
testcase_92	AC	73 ms 24,300 KB
testcase_93	AC	74 ms 23,496 KB
testcase_94	AC	74 ms 24,036 KB
testcase_95	AC	75 ms 23,580 KB
testcase_96	AC	77 ms 24,288 KB
testcase_97	AC	77 ms 23,412 KB
testcase_98	AC	74 ms 24,252 KB
testcase_99	AC	74 ms 23,604 KB

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ソースコード

raw source code

void main() { runSolver(); }

// ----------------------------------------------

void problem() {
  enum TURNS = 1000;
  enum AREA_Y = 60;
  enum AREA_X = 25;

  auto enemy_h = new int[][](TURNS + AREA_Y, AREA_X);
  auto enemy_s = new int[][](TURNS + AREA_Y, AREA_X);
  auto enemy_p = new int[][](TURNS + AREA_Y, AREA_X);

  int[2] calcDistance(int cur, int goal) {
    if (cur == goal) return [0, 0];

    if (cur < goal) {
      const d1 = goal - cur;
      const d2 = AREA_X + cur - goal;
      return d1 <= d2 ? [d1, 1] : [d2, -1];
    } else {
      const d1 = cur - goal;
      const d2 = AREA_X - cur + goal;
      return d1 <= d2 ? [d1, -1] : [d2, 1];
    }
  }

  long score, exp;
  long power = 1;
  int cur = 12, target = -1, targetY;

  foreach(y; 0..TURNS) {
    const N = scan!int;
    if (N == -1) break;

    foreach(_; 0..N) {
      auto H = scan!int;
      auto P = scan!int;
      auto X = scan!int;

      enemy_h[AREA_Y + y][X] = H;
      enemy_s[AREA_Y + y][X] = H;
      enemy_p[AREA_Y + y][X] = P;
    }

    if (target == -1 || target != cur) {
      long best = -1;

      foreach(x; 0..AREA_X) {
        const calced = calcDistance(cur, x);
        const dist = max(0, calced[0] - 1);
        foreach(dy; y + 1..y + AREA_Y) {
          const hp = enemy_h[dy][x];
          if (hp <= 0) continue;

          if (dy - y + 1 <= dist) continue;

          // 最短で行っても倒せない
          const attacks = 1 + (hp + power - 1) / power;
          if (attacks > dy - y - dist) break;

          // 途中でぶつかる
          bool canWalk = true;
          foreach(offset; 0..2) {
            auto simX = cur;
            auto simY = y + offset;
            while(simX != x) {
              if (enemy_h[simY][simX] > 0) {
                canWalk = false;
                break;
              }
              simY++;
              simX += calced[1];
              simX = (simX + AREA_X) % AREA_X;
            }
          }
          if (!canWalk) break;
          
          const perf = enemy_p[dy][x] * 1_000_000 / max(1, (attacks + dist)^^2);
          if (chmax(best, perf)) {
            target = x;
            targetY = dy;
          }

          break;
        }
      }
    }
    
    if (target == -1) {
      "S".writeln;
    } else {
      deb([cur, y], [target, targetY - y, enemy_h[targetY][target], enemy_p[targetY][target]]);

      if (enemy_h[y][cur] > 0) {
        "CRASH!".deb;
        return;
      }

      auto d = calcDistance(cur, target);
      // d.deb;
      writeln(d[1] == -1 ? "L" : d[1] == 0 ? "S" : "R");
      cur += d[1];
      cur = (cur + AREA_X) % AREA_X;

      if (cur == target) {
        enemy_h[targetY][target] -= power;
        if (enemy_h[targetY][target] <= 0) {
          score += enemy_s[targetY][target];
          exp += enemy_p[targetY][target];
          power = 1 + (exp / 100);
          target = -1;
        }
      }
    }
    stdout.flush;
  }

  score.deb;
}

// ----------------------------------------------

import std.stdio, std.conv, std.array, std.string, std.algorithm, std.container, std.range, std.math, std.typecons, std.numeric, std.traits, std.functional, std.bigint, std.datetime.stopwatch, core.time, core.bitop, std.random;
string scan(){ static string[] ss; while(!ss.length) ss = readln.chomp.split; string res = ss[0]; ss.popFront; return res; }
T scan(T)(){ return scan.to!T; }
T[] scan(T)(long n){ return n.iota.map!(i => scan!T()).array; }
void deb(T ...)(T t){ debug { write("#"); writeln(t); }}
T[] divisors(T)(T n) { T[] ret; for (T i = 1; i * i <= n; i++) { if (n % i == 0) { ret ~= i; if (i * i != n) ret ~= n / i; } } return ret.sort.array; }
bool chmin(T)(ref T a, T b) { if (b < a) { a = b; return true; } else return false; }
bool chmax(T)(ref T a, T b) { if (b > a) { a = b; return true; } else return false; }
string charSort(alias S = "a < b")(string s) { return (cast(char[])((cast(byte[])s).sort!S.array)).to!string; }
ulong comb(ulong a, ulong b) { if (b == 0) {return 1;}else{return comb(a - 1, b - 1) * a / b;}}
string toAnswerString(R)(R r) { return r.map!"a.to!string".joiner(" ").array.to!string; }
void outputForAtCoder(T)(T delegate() fn) {
  static if (is(T == float) || is(T == double) || is(T == real)) "%.16f".writefln(fn());
  else static if (is(T == void)) fn();
  else static if (is(T == string)) fn().writeln;
  else static if (isInputRange!T) {
    static if (!is(string == ElementType!T) && isInputRange!(ElementType!T)) foreach(r; fn()) r.toAnswerString.writeln;
    else foreach(r; fn()) r.writeln;
  }
  else fn().writeln;
}
void runSolver() {
  problem();
}
enum YESNO = [true: "Yes", false: "No"];

yukicoder

結果

テストケース

ソースコード