Untitled

<!DOCTYPE html>
<html lang="zh-tw">
<head>
	<meta charset="UTF-8">
	<title>Tester</title>
	<script src="https://code.jquery.com/jquery-3.1.0.slim.min.js" integrity="sha256-cRpWjoSOw5KcyIOaZNo4i6fZ9tKPhYYb6i5T9RSVJG8=" crossorigin="anonymous"></script>

	<script>
		var pull = [
			[15],
			[13],
			[12],
			[14],
			[32,[32,0]],
			[10],
			[10],
			[12],
			[25,[25,0]],
			[21,[21,1]],
			[10],
			[10],
			[21,[14,1],[15,0]],
			[22],
			[58,[30,1],[58,0]],
			[22,[22,0]],
			[44,[30,1],[44,0]],
			[10],
			[11],
			[13],
			[12,[6,0]],
			[22,[17,1]],
			[50,[24,0],[44,1]],
			[10,[5,0]],
			[20],
			[24],
			[21],
			[52,[32,0],[52,1]],
			[36],
			[31,[15,1]],
			[54,[25,0],[54,1]],
			[22,[21,1]],
			[25,[25,1]],
			[24],
			[15,[13,1]],
			[12,[12,1]],
			[23],
			[10,[9,0]],
			[51,[15,0],[50,0]],
			[14],
			[19],
			[84,[29,1],[58,1],[84,0]],
			[62,[30,1],[62,0]],
			[100,[33,1],[68,1],[100,0]],
			[19,[9,1],[19,0]],
			[45,[21,0],[45,1]],
			[290,[30,1],[55,1],[67,0],[83,1],[107,1],[117,0],[141,0],[171,0],[194,0],[206,1],[217,0],[239,1],[290,1]],
			[26],
			[10],
			[60,[33,1],[60,0]],
			[15],
			[32,[32,1]],
			[66,[16,1],[51,1]],
			[50,[25,1]],
			[26,[26,0]],
			[10],
			[24,[22,0]],
			[10],
			[38,[4,1],[19,1]],
			[23],
			[32,[32,1]],
			[34,[12,1]],
			[21],
			[31,[25,1]],
			[20,[20,1]],
			[25,[23,1]],
			[10],
			[25,[24,0]],
			[30,[30,0]],
			[33,[14,0]],
			[31,[22,1]],
			[11,[2,0]],
			[34,[27,1]],
			[30],
			[14],
			[13],
			[12,[1,1],[12,1]],
			[10,[2,1]],
			[10,[9,0],[10,1]],
			[19],
			[33,[33,0]],
			[38,[18,0]],
			[14],
			[59,[30,1],[33,1],[59,0]],
			[25,[17,0]],
			[31,[31,1]],
			[19,[16,0],[18,0]],
			[12,[8,0]],
			[34,[34,0]],
			[60,[27,1],[60,0]],
			[31,[31,0]],
			[34,[14,1]],
			[37,[32,1]],
			[12],
			[13,[4,0]],
			[30,[28,0]],
			[39,[17,1],[39,1]],
			[31,[29,1]],
			[15,[15,1]],
			[10],
			[32,[32,0]],
			[31,[31,1]],
			[14],
			[50,[30,1],[50,0]],
			[13,[3,0]],
			[20,[12,1]],
			[59,[23,0],[41,0],[59,1]],
			[33,[9,1],[16,1],[33,0]],
			[44,[24,0]],
			[80,[33,1],[58,1],[80,0]],
			[23,[16,0]],
			[30,[25,0]],
			[19,[4,0]],
			[54,[24,0],[54,1]],
			[12,[4,0]],
			[86,[22,1],[53,1],[86,0]],
			[11],
			[38,[15,0],[38,1]],
			[44,[14,1],[44,0]],
			[46,[26,1]],
			[77,[22,1],[49,1],[75,0]],
			[27,[27,1]],
			[48,[30,0],[48,1]],
			[10]
		];

		function custom_pull(streak){
			var weight = 1/2;
			var prop = 2/81;
			if(streak > 11){
				weight *= 3;
			}

			if(streak > 21){
				weight *= 3;
			}

			if(streak > 30){
				weight *= 3;
				weight += (streak-30)*5;
			}

			if(Math.random() < prop * weight){
				return true;
			}else{
				return false;
			}
		}

		function exp_pull(steak){
			var weight = 1/2.5;
			var ratio = 1.15;

			var unit = weight*Math.pow(ratio,steak);
			var prop = unit/(unit+79);

			if(Math.random() < prop){
				return true;
			}else{
				return false;
			}
		}

		function sim_pull(rep){
			var pull = new Array();
			for(var i=0;i<rep+1;i++){
				pull[i] = new Array();
				pull[i][0] = Math.round(Math.random()*50)+10;

				var streak = 0;
				for(var j = 1; j <= pull[i]; j++){
					streak++;

					if(custom_pull(streak)){
						streak = 0;
						var reward = new Array();
						reward[0] = j;
						reward[1] = 0;
						pull[i].push(reward);
					}else{

					}
				}
			}

			return pull;
		}

		function weight_pull(rep){
			var pull = new Array();
			for(var i=0;i<rep;i++){
				pull[i] = new Array();
				pull[i][0] = Math.round(Math.random()*50)+10;

				var streak = 0;
				for(var j = 1; j <= pull[i]; j++){
					streak++;

					if(exp_pull(streak)){
						streak = 0;
						var reward = new Array();
						reward[0] = j;
						reward[1] = 0;
						pull[i].push(reward);
					}else{

					}
				}
			}

			return pull;
		}

		$(document).ready(function() {
			var his = new Array();
			var reward = new Array();
			var total = 0;

			for (var i = 0 ; i < 300; i++) {
				his[i] = 0;
				reward[i] = 0;
			}

			// ================抽卡模型===============
			var sp = weight_pull(200);


			$.each(sp, function(index, val) {
				total += val[0];


				var len = val.length;

				if(len == 1){
					for(i=1;i<=val[0];i++){
						his[i]++;
					}
				}else{
					var pointer = 1;
					while(pointer < len){

						if(pointer > 1){
							var interval = val[pointer][0]-val[pointer-1][0];
						}else{
							var interval = val[pointer][0];
						}

						for(i=1;i<=interval;i++){
							his[i]++;
						}
						reward[interval]++;

						pointer++;

					}
				}

			});

			console.log(total);


			for(i=1;i<=50;i++){
				var str ='';
				str += '<tr>';
				str += '<td>'+i+'</td>';
				str += '<td>'+his[i]+'</td>';
				str += '<td>'+reward[i]+'</td>';

				if(his[i] > 0){
					var div_w = ((reward[i]/his[i])*500);
					var perc = Math.round((reward[i]/his[i])*10000)/100;
				}else{
					var div_w = 0;
					var perc = '--';
				}
				str += '<td>'+perc+'%</td>';
				str += '<td>'+Math.round((1-(his[i]/his[1]))*10000)/100+'%</td>';
				str += '<td>'+'<div style="width:'+div_w+'px; height:1em; background-color:black;"></div>'+'</td>';
				str += '</tr>';

				$('#table_id').append(str);
			}
		});
	</script>
</head>
<body>
	<table id="table_id" align="center" style="width:960px;">
		<tr>
			<td width = "10%">第幾抽</td>
			<td width = "10%">總抽次</td>
			<td width = "10%">次數</td>
			<td width = "10%">機率</td>
			<td width = "10%">累計機率</td>
			<td width = "50%">比例圖</td>
		</tr>
	</table>
</body>
</html>