:有四个妇女A,B,C,D要过一个独木桥，四个人过桥的时间分别是1、2、5、10分钟。天黑了，过桥要用手电筒，她

function HowToCrossBridge(a, b, c, d) {
    var totalTime1 = 0;
    var breakFlag = true;
    var str1 = "";
    var count = 0;
    var minTime = 0;
    var minStr = "";

    //while (breakFlag) {
    //totalTime1 = 0;
    var waitingCross = [a, b, c, d];
    var hadCrossed = new Array();
    waitingCross = waitingCross.sort(function (a, b) { return a - b });//按顺序从小到大排序

    //第一次过桥(过去2人，剩余2人)
    for (var i = 0; i < 4; i++) {
        for (var j = i + 1; j < 4; j++) {
            //count += 1;
            totalTime1 = 0;
            var hadCrossed1 = hadCrossed.concat();
            var waitingCross1 = waitingCross.concat();
            var firstGo1 = waitingCross1[i];
            var firstGo2 = waitingCross1[j];

            totalTime1 = totalTime1 + firstGo2;
            str1 = "
第一次过桥由" + firstGo1 + "和" + firstGo2 + "过,共计" + firstGo2 + "分钟,合计" + totalTime1 + "分钟
";

            //移除等待过桥人员
            waitingCross1.remove(firstGo1);
            waitingCross1.remove(firstGo2);
            waitingCross1.sort(function (a, b) { return a - b });
            //添加已过桥人员
            hadCrossed1 = [firstGo1, firstGo2];
            hadCrossed1.sort(function (a, b) { return a - b });

            str1 += "
第一次过桥后 hadCrossed=" + hadCrossed1.join() + " waitingCross=" + waitingCross1.join() + "
";

            //第二次返回(过去1人，剩余3人)
            for (var k = 0; k < 2; k++) {
                //count += 1;
                var hadCrossed2 = hadCrossed1.concat();
                var waitingCross2 = waitingCross1.concat();
                var str2 = str1;
                var totalTime2 = totalTime1;
                var secondBack = hadCrossed2[k];

                totalTime2 = totalTime2 + secondBack;
                str2 += "
第二次返回由" + secondBack + "过,共计" + secondBack + "分钟,合计" + totalTime2 + "分钟
";

                //添加等待过桥人员
                waitingCross2.push(secondBack);
                waitingCross2.sort(function (a, b) { return a - b });
                //移除已过桥人员
                hadCrossed2.remove(secondBack);
                hadCrossed2.sort(function (a, b) { return a - b });

                str2 += "
第二次返回后 hadCrossed=" + hadCrossed2.join() + " waitingCross=" + waitingCross2.join() + "
";

                //第三次过桥(过去3人，剩余1人)
                for (var m = 0; m < 3; m++) {
                    for (var n = m + 1; n < 3; n++) {
                        //count += 1;
                        var str3 = str2;
                        var hadCrossed3 = hadCrossed2.concat();
                        var waitingCross3 = waitingCross2.concat();
                        var totalTime3 = totalTime2;
                        var thirdGo1 = waitingCross3[m];
                        var thirdGo2 = waitingCross3[n];

                        totalTime3 = totalTime3 + thirdGo2;
                        str3 += "
第三次过桥由" + thirdGo1 + "和" + thirdGo2 + "过,共计" + thirdGo2 + "分钟,合计" + totalTime3 + "分钟
";

                        //移除
                        waitingCross3.remove(thirdGo1);
                        waitingCross3.remove(thirdGo2);
                        waitingCross3.sort(function (a, b) { return a - b });

                        hadCrossed3.push(thirdGo1);
                        hadCrossed3.push(thirdGo2);
                        hadCrossed3.sort(function (a, b) { return a - b });

                        str3 += "
第三次过桥后 hadCrossed=" + hadCrossed3.join() + " waitingCross=" + waitingCross3.join() + "
";

                        //第四次返回(过去2人，剩余2人)
                        for (var l = 0; l < 2; l++) {
                            count += 1;
                            var hadCrossed4 = hadCrossed3.concat();
                            var waitingCross4 = waitingCross3.concat();
                            var str4 = str3;
                            var totalTime4 = totalTime3;
                            var fouthBack = hadCrossed4[l];

                            totalTime4 = totalTime4 + fouthBack;
                            str4 += "
第四次返回由" + fouthBack + "过,共计" + fouthBack + "分钟,合计" + totalTime4 + "分钟
";
                            //添加
                            waitingCross4.push(fouthBack);
                            waitingCross4.sort(function (a, b) { return a - b });
                            //移除
                            hadCrossed4.remove(fouthBack);
                            hadCrossed4.sort(function (a, b) { return a - b });

                            str4 += "
第四次返回后 hadCrossed=" + hadCrossed4.join() + " waitingCross=" + waitingCross4.join() + "
";

                            //第五次过桥（全部通过）
                            var hadCrossed5 = hadCrossed4.concat();
                            var waitingCross5 = waitingCross4.concat();
                            var totalTime5 = totalTime4;
                            var fifthGo1 = waitingCross5[0];
                            var fifthGo2 = waitingCross5[1];

                            totalTime5 = totalTime5 + fifthGo2;
                            str4 += "
第五次过桥由" + fifthGo1 + "和" + fifthGo2 + "过,共计" + fifthGo2 + "分钟,合计" + totalTime5 + "分钟
";
                            //添加
                            waitingCross5.remove(fifthGo1);
                            waitingCross5.remove(fifthGo2);
                            waitingCross5.sort(function (a, b) { return a - b });
                            //移除
                            hadCrossed5.push(fifthGo1);
                            hadCrossed5.push(fifthGo2);
                            hadCrossed5.sort(function (a, b) { return a - b });

                            str4 += "
第五次过桥后 hadCrossed=" + hadCrossed5.join() + " waitingCross=" + waitingCross5.join() + "
";
                            str4 += "
本方案共计" + totalTime5 + "分钟
";

                            var str5 = "方案" + count + str4;
                            str5 += "
==================================================================
";
                            $('#CrossBridge').append(str5);

                  &n