减小字体 增大字体
] 源码如下----------------------------------------------------------<html><head><title>大小鸡-www.51windows.Net</title><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><meta http-equiv="www" content="www.51windows.com"><script language=javascript>function cal() {var tempStr;tempStr="";for(bigCh=1;bigCh<34;bigCh++) {for(smallCh=1;smallCh<300;smallCh++) {for(midCh=1;midCh<51;midCh++) {if((bigCh+smallCh+midCh==100) && (9*bigCh+smallCh+6*midCh==300)) {tempStr+="大、小、中鸡各有"+bigCh+"只、 "+smallCh+"只、 "+midCh+"只\n";//alert(bigCh+":"+smallCh+":"+midCh);break;}}}}alert(tempStr)}</script></head><body bgcolor="#FFFFFF" text="#000000">大个鸡9块一只,中个鸡6块一只,小个鸡1块一只,300块钱,买一百只鸡,大中小鸡各多少个!<br>让javascript给你算一下!<button onclick=cal()>计算</button></body></html>
[提示:你可先按照下面代码提示修改 上面部分代码,再按运行,此处看到的演示不完全正确]