まｍｖ - 経済統計練習帳

var a=new Array();
var b=new Array();
var p=new Array();
 
 
function sample(){
 
ma=100;
mb=100;
 
for(s=1;s<6;s++){
a[s]=0;
b[s]=0;
p[s]=10;
}
 
 
 
 
 
$("#memo").html(ma+","+mb);
var timer;
var delay = 1000;
 
 
var loop = function () {
 
for(s=1;s<6;s++){
if(Math.random()>0.5)p[s]=p[s]+1;
if(Math.random()>0.5)p[s]=p[s]-1;
if(p[s]>15)p[s]=15;
if(p[s]<1)p[s]=1;
}
 
n1=5*Math.random();
n2=Math.floor(n1)+1;
 
if(a[n2]>0)ma=ma+p[n2]*a[n2];
if(a[n2]>0)a[n2]=0;
if(a[n2]==0)ma=ma-p[n2];
if(a[n2]==0)a[n2]=1;
 
 
n1=5*Math.random();
n2=Math.floor(n1)+1;
 
if(b[n2]>0)mb=mb+p[n2]*b[n2];
if(b[n2]>0)b[n2]=0;
if(b[n2]==0)mb=mb-p[n2];
if(b[n2]==0)b[n2]=1;
 
 
$("#point").html(ma+","+mb)
 
clearTimeout(timer);
timer = setTimeout(loop, delay);
}
 
loop();
 
 
}