📄 抢24游戏.htm
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<html><!--####################################################### Copyright 2002-2003 ## ## Written by neweroica #######################################################--><title>neweroica的抢24游戏</title><!--------------作者：neweroica(aqyw)----------------><h2>24点游戏初解</h2><h4>作者：neweroica(aqyw)</h4><input type=hidden name=a1><input type=hidden name=b1><input type=hidden name=c1><input type=hidden name=d1><table><tr><td><b id=a2 style="width:60;height:100;font-size:25pt;cursor:hand;background:#ff8888;border:solid 1px #000000;" onclick=addN(a1.value)>?</b><b id=b2 style="width:60;height:100;font-size:25pt;cursor:hand;background:#ff8888;border:solid 1px #000000;" onclick=addN(b1.value)>?</b><b id=c2 style="width:60;height:100;font-size:25pt;cursor:hand;background:#ff8888;border:solid 1px #000000;" onclick=addN(c1.value)>?</b><b id=d2 style="width:60;height:100;font-size:25pt;cursor:hand;background:#ff8888;border:solid 1px #000000;" onclick=addN(d1.value)>?</b><p><input type=button value=发牌 onclick=cards(0)><input type=button value=自定 onclick=cards(1)><font color=#00aa00>正确</font><b id=correct style="width:30;height:;border:solid 1px #aaaa88;">0</b><font color=#aa0000>错误</font><b id=wrong style="width:30;height:;border:solid 1px #aaaa88;">0</b><font color=#0000aa>正确率</font><b id=yeild style="width:60;height:;border:solid 1px #aaaa88;">0</b></p></td><td><table cellspacing=2 cellpadding=2><tr><td colspan=4><b id=formula style="color:#000088;width:200;height:25;border:solid 1px #880000;">?</b></td></tr><tr><td><input type=button value=+ style="width:30;height:30" onclick=add()></td><td><input type=button value=- style="width:30;height:30" onclick=minus()></td><td><input type=button value=* style="width:30;height:30" onclick=mult()></td><td><input type=button value=/ style="width:30;height:30" onclick=divd()></td></tr><tr><td><input type=button value=( style="width:30;height:30" onclick=lbr()></td><td><input type=button value=) style="width:30;height:30" onclick=rbr()></td><td><input type=button value== style="width:30;height:30" onclick=equ()></td><td><input type=button value=← style="width:30;height:30" onclick=bkspc()></td></tr><tr><td><input type=button value=重置 onclick=resetit()></td><td><input type=button value=无解 onclick=abort()></td><td colspan=2><input type=button value=查看答案 onclick=cal()></td></tr></table></td></tr></table><p id=showit style="color:#aa3388;width:300;height:150;border:solid 1px #008800;">?</p><script>function numToChar(n){ //数字的单个字符表示； return unescape('%u'+(n+1000));}function charToNum(c){ //单个字符表示对应的数字； return parseInt(escape(c).substring(2,100))-1000;}var cardInf='',cardInf0;var cardS=new Array(0,'A',2,3,4,5,6,7,8,9,10,'J','Q','K');var typ=new Array(0,1,2,3);var typhtml=new Array('<font color=#000000>'+unescape('%u2660'),'<font color=#000000>'+unescape('%u2663'),'<font color=#ff0000>'+unescape('%u2665'),'<font color=#ff0000>'+unescape('%u2666'));for(var i=1;i<=13;i++){ for(var j=0;j<4;j++){ cardInf+=numToChar(i)+typ[j]; }}cardInf0=cardInf;var mode=new Array();mode[0]='a+b+c+d';mode[1]='a+b+c-d';mode[2]='a+b-c-d';mode[3]='a*b+c+d';mode[4]='a*b*c+d';mode[5]='a*b+c*d';mode[6]='a*b*c*d';mode[7]='a/b+c+d';mode[8]='a/b/c+d';mode[9]='a/b+c/d';mode[10]='a*b*c/d';mode[11]='a*b/c/d';mode[12]='a*b/c+d';mode[13]='a/b+c*d';mode[14]='a*b-c-d';mode[15]='a*b*c-d';mode[16]='a*b-c*d';mode[17]='a*b/c-d';mode[18]='a*b+c-d';mode[19]='(a+b+c)*d';mode[20]='(a+b-c)*d';mode[21]='(a*b+c)*d';mode[22]='(a*b-c)*d';mode[23]='(a/b+c)*d';mode[24]='(a/b-c)*d';mode[25]='(a+b+c)/d';mode[26]='(a+b-c)/d';mode[27]='(a*b+c)/d';mode[28]='(a*b-c)/d';mode[29]='(a/b+c)/d';mode[30]='(a+b)*c+d';mode[31]='(a-b)*c+d';mode[32]='(a+b)/c+d';mode[33]='(a-b)/c+d';mode[34]='(a+b)*c-d';mode[35]='(a-b)*c-d';mode[36]='(a+b)/c-d';mode[37]='(a+b)*c*d';mode[38]='(a-b)*c*d';mode[33]='(a+b)/c*d';mode[40]='(a-b)/c*d';mode[41]='(a+b)/c/d';mode[42]='(a+b)*(c+d)';mode[43]='(a+b)*(c-d)';mode[44]='(a-b)*(c-d)';mode[45]='(a+b)/(c+d)';mode[46]='(a+b)/(c-d)';mode[47]='a/b+c-d';mode[48]='a+b/(c+d)';mode[49]='a*b/(c+d)';mode[50]='a+b/(c-d)';mode[51]='a*b/(c-d)';mode[52]='a/(b-c/d)';var vari=new Array('0123','0132','0213','0231','0312','0321','1023','1032','1203','1230','1302','1320','2013','2031','2103','2130','2301','2310','3012','3021','3102','3120','3201','3210');var z=new Array();var zt=new Array();function cards(ifmine){ formula.innerHTML=''; showit.innerHTML='';if(ifmine){ z[0]=prompt('第一张牌的数字：',''); z[1]=prompt('第二张牌的数字：',''); z[2]=prompt('第三张牌的数字：',''); z[3]=prompt('第四张牌的数字：',''); for(var i=0;i<4;i++){ zt[i]='<font color=#000088>'; }}else{ for(var i=0;i<4;i++){ var index=2*Math.floor(cardInf.length/2*Math.random()); var cardN=cardInf.charAt(index); z[i]=charToNum(cardN); zt[i]=typhtml[parseInt(cardInf.charAt(index+1))]; cardInf=cardInf.substring(0,index)+cardInf.substring(index+2,cardInf.length); } if(cardInf==''){ alert('52张牌已全部发完！\n\n正确：'+correct.innerHTML+'；错误：'+wrong.innerHTML+'；正确率：'+yeild.innerHTML+'。\n\n\n再来一局！'); cardInf=cardInf0; a2.innerHTML=''; b2.innerHTML=''; c2.innerHTML=''; d2.innerHTML=''; a2.style.backgroundColor='#ff8888'; b2.style.backgroundColor='#ff8888'; c2.style.backgroundColor='#ff8888'; d2.style.backgroundColor='#ff8888'; a1.value=''; b1.value=''; c1.value=''; d1.value=''; correct.innerHTML=0; wrong.innerHTML=0; yeild.innerHTML=0; return 0; }} a1.value=z[0]; b1.value=z[1]; c1.value=z[2]; d1.value=z[3]; var m1='<br><center>',m2='</center></font>'; a2.innerHTML=zt[0]+m1+cardS[z[0]]+m2; b2.innerHTML=zt[1]+m1+cardS[z[1]]+m2; c2.innerHTML=zt[2]+m1+cardS[z[2]]+m2; d2.innerHTML=zt[3]+m1+cardS[z[3]]+m2; a2.style.backgroundColor='#ffffee'; b2.style.backgroundColor='#ffffee'; c2.style.backgroundColor='#ffffee'; d2.style.backgroundColor='#ffffee';}function cal(){ showit.innerHTML='<br>标准答案：<br>'; var p=0; for(i=0;i<mode.length;i++){ for(j=0;j<24;j++){ a=parseInt(z[vari[j].charAt(0)]); b=parseInt(z[vari[j].charAt(1)]); c=parseInt(z[vari[j].charAt(2)]); d=parseInt(z[vari[j].charAt(3)]); var s=mode[i]; var result=eval(s); if(Math.abs(result-24)<1E-5){ var ina=mode[i].indexOf('a'); var inb=mode[i].indexOf('b'); var inc=mode[i].indexOf('c'); var ind=mode[i].indexOf('d'); showit.innerHTML+=mode[i].substring(0,ina)+a+mode[i].substring(ina+1,inb)+b+mode[i].substring(inb+1,inc)+c+mode[i].substring(inc+1,ind)+d+mode[i].substring(ind+1,mode[i].length)+'=24\n'; showit.innerHTML+='<br>'; p=1; break; } } } if(p) return 0; else showit.innerHTML='无解';}function addN(v,n){ formula.innerHTML+=v;}function add(){ formula.innerHTML+='+';}function minus(){ formula.innerHTML+='-';}function mult(){ formula.innerHTML+='*';}function divd(){ formula.innerHTML+='/';}function lbr(){ formula.innerHTML+='(';}function rbr(){ formula.innerHTML+=')';}function equ(){ var v=eval(formula.innerHTML); if(v-Math.floor(v)<1E-5||v-Math.floor(v)>9E-6) v=Math.round(v); formula.innerHTML+='='+v; cal(); var temp=showit.innerHTML; var rt=parseInt(correct.innerHTML); var wg=parseInt(wrong.innerHTML); if(v==24){ showit.innerHTML='正确！'+temp; correct.innerHTML=rt+1; } else{ showit.innerHTML='错误！'+temp; wrong.innerHTML=wg+1; } rt=parseInt(correct.innerHTML); wg=parseInt(wrong.innerHTML); yeild.innerHTML=Math.floor(rt/(rt+wg)*10000)/100+'%';}function bkspc(){ var s=formula.innerHTML; formula.innerHTML=s.substring(0,s.length-1);}function resetit(){ formula.innerHTML='';}function abort(){ cal(); var temp=showit.innerHTML; var rt=parseInt(correct.innerHTML); var wg=parseInt(wrong.innerHTML); if(showit.innerHTML=='无解'){ showit.innerHTML='正确！<br>确实无解。' correct.innerHTML=rt+1; } else{ showit.innerHTML='错误！'+temp; wrong.innerHTML=wg+1; } rt=parseInt(correct.innerHTML); wg=parseInt(wrong.innerHTML); yeild.innerHTML=Math.floor(rt/(rt+wg)*10000)/100+'%'; }</script></html>⌨️ 快捷键说明
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