43 lines
1 KiB
JavaScript
43 lines
1 KiB
JavaScript
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let Player = function(dice, faces) {
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this.dice = dice;
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this.faces = faces;
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this.roll = function() {
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let results = [];
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for (let x = 0; x < dice; x++)
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results.push(Math.floor(Math.random() * faces +1));
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return eval(results.join('+'));
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}
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}
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function contest(player1, player2, rounds) {
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let res = [0, 0, 0];
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for (let x = 1; x <= rounds; x++) {
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let a = player1.roll(),
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b = player2.roll();
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switch (true) {
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case (a > b): res[0]++; break;
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case (a < b): res[1]++; break;
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case (a == b): res[2]++; break;
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}
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}
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document.write(`
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<p>
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<b>Player 1</b> (${player1.dice} × d${player1.faces}): ${res[0]} wins<br>
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<b>Player 2</b> (${player2.dice} × d${player2.faces}): ${res[1]} wins<br>
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<b>Draws:</b> ${res[2]}<br>
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Chances for Player 1 to win:
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~${Math.round(res[0] / eval(res.join('+')) * 100)} %
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</p>
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`);
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}
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let p1, p2;
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p1 = new Player(9, 4),
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p2 = new Player(6, 6);
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contest(p1, p2, 1e6);
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p1 = new Player(5, 10);
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p2 = new Player(6, 7);
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contest(p1, p2, 1e6);
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