アイムジャグラーEX(6号機)の勝率・平均投資額を公開。独自算出に使ったJavaScriptソースコードあり。

// 設定
const SETTEI = 1;

// ゲーム数
const GAME = 7000;

// 試行回数
const DAY = 10000;

/**
 * 乱数テーブル
 * ch_big: チェリービッグ
 * ch_reg: チェリーレギュラー
 * al_big: 単独ビッグ
 * al_reg: 単独レギュラー
 * replay: リプレイ
 * grape: ぶどう
 * al_cheery: チェリー(ボーナス非当選)
 * miss: はずれ
 */
const RANDOM_TABLE = [
  // 設定1
  {
    ch_big: { start: 1, end: 1091941 },
    ch_reg: { start: 1091942, end: 1786724 },
    al_big: { start: 1786725, end: 4356098 },
    al_reg: { start: 4356099, end: 5934880 },
    replay: { start: 5934881, end: 142958723 },
    grape: { start: 142958724, end: 308961380 },
    al_cheery: { start: 308961381, end: 339432721 },
    miss: { start: 339432722, end: 1000000000 },
  },
  // 設定2
  {
    ch_big: { start: 1, end: 1086956 },
    ch_reg: { start: 1086957, end: 1830949 },
    al_big: { start: 1830950, end: 4452181 },
    al_reg: { start: 4452182, end: 6210578 },
    replay: { start: 6210579, end: 143234421 },
    grape: { start: 143234422, end: 309237078 },
    al_cheery: { start: 309237079, end: 339664194 },
    miss: { start: 339664195, end: 1000000000 },
  },
  // 設定3
  {
    ch_big: { start: 1, end: 1086956 },
    ch_reg: { start: 1086957, end: 1986966 },
    al_big: { start: 1986967, end: 4608198 },
    al_reg: { start: 4608199, end: 6729539 },
    replay: { start: 6729540, end: 143753382 },
    grape: { start: 143753383, end: 309756039 },
    al_cheery: { start: 309756040, end: 339830632 },
    miss: { start: 339830633, end: 1000000000 },
  },
  // 設定4
  {
    ch_big: { start: 1, end: 1158480 },
    ch_reg: { start: 1158481, end: 2092100 },
    al_big: { start: 2092101, end: 4794803 },
    al_reg: { start: 4794804, end: 7035449 },
    replay: { start: 7035450, end: 144059292 },
    grape: { start: 144059293, end: 310061949 },
    al_cheery: { start: 310061950, end: 339898330 },
    miss: { start: 339898331, end: 1000000000 },
  },
  // 設定5
  {
    ch_big: { start: 1, end: 1158480 },
    ch_reg: { start: 1158481, end: 2315754 },
    al_big: { start: 2315755, end: 5018457 },
    al_reg: { start: 5018458, end: 7783180 },
    replay: { start: 7783181, end: 144807023 },
    grape: { start: 144807024, end: 310809680 },
    al_cheery: { start: 310809681, end: 340229884 },
    miss: { start: 340229885, end: 1000000000 },
  },
  // 設定6
  {
    ch_big: { start: 1, end: 1157273 },
    ch_reg: { start: 1157274, end: 2314547 },
    al_big: { start: 2314548, end: 5079270 },
    al_reg: { start: 5079271, end: 7843993 },
    replay: { start: 7843994, end: 144867836 },
    grape: { start: 144867837, end: 317878217 },
    al_cheery: { start: 317878218, end: 347299627 },
    miss: { start: 347299628, end: 1000000000 },
  },
];

const OUTPUT_TABLE = {
  ch_big: 251 + 2,
  ch_reg: 95 + 2,
  al_big: 251,
  al_reg: 95,
  replay: 3,
  grape: 8,
  al_cheery: 2,
  miss: 0,
};

const KUJI = 1000000000;

const main = () => {
  const result = {
    samai: 0, // 差枚
    inv: 0, // 投資額
    bb: 0, // ビッグ合計
    reg: 0, // レギュラー合計
    win: 0, // 勝利数
  };

  [...Array(DAY)].forEach(() => {
    const temp_result = {
      coin: 0,
      inv: 0,
      bb: 0,
      reg: 0,
    };
    [...Array(GAME)].forEach(() => {
      if (temp_result.coin - 3 < 0) {
        temp_result.inv += 50;
        temp_result.coin += 50;
      }

      temp_result.coin += -3;

      const ran = Math.floor(Math.random() * KUJI) + 1;

      const role = Object.keys(RANDOM_TABLE[SETTEI - 1]).reduce((acc, key) => {
        if (
          ran >= RANDOM_TABLE[SETTEI - 1][key].start &&
          ran <= RANDOM_TABLE[SETTEI - 1][key].end
        ) {
          acc = key;
        }

        return acc;
      }, '');

      if (role === 'al_big' || role === 'ch_big') {
        temp_result.bb++;
      }

      if (role === 'al_reg' || role === 'ch_reg') {
        temp_result.reg++;
      }

      temp_result.coin += OUTPUT_TABLE[role];
    });

    const samai = temp_result.coin - temp_result.inv;
    result.samai += samai;
    result.inv += temp_result.inv;
    result.bb += temp_result.bb;
    result.reg += temp_result.reg;
    samai >= 1 && result.win++;
  });

  const shaping = (value, base) => Math.round(value * base) / base;

  // 出力
  console.log('設定: ' + SETTEI);
  console.log('勝率: ' + shaping((result.win / DAY) * 100, 100) + '%');
  console.log('平均投資額: ' + shaping((result.inv / DAY) * 20, 1) + '円');
  console.log(
    '機械割: ' + shaping(100 + result.samai / (GAME * DAY) / 0.03, 100) + '%'
  );
  console.log('ビッグ確率: ' + shaping((GAME * DAY) / result.bb, 100));
  console.log('レギュラー確率: ' + shaping((GAME * DAY) / result.reg, 100));
  console.log('合算: ' + shaping((GAME * DAY) / (result.bb + result.reg), 100));
};

main();