Magic Number

1. imagine Number in follow chart

1. first you can imagine Number in follow chart
2. if your imagine number is exit in row
   than you must check exit radio button
3. finally enter key!! computer will read your Mind

1	3	5	7	9	11	13	15	17	19	21	23	25	27	29	31	exist	NOT
2	3	6	7	10	11	14	15	18	19	22	23	26	27	30	31	exist	NOT
4	5	6	7	12	13	14	15	20	21	22	23	28	29	30	31	exist	NOT
8	9	10	11	12	13	14	15	24	25	26	27	28	29	30	31	exist	NOT
16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31	exist	NOT

-- 소스 --
<script>
function magic(){

    if(validate()){
 
    if(document.forms[0].elements[0].checked==true) num +=1;
    if(document.forms[0].elements[2].checked==true) num +=2;
    if(document.forms[0].elements[4].checked==true) num +=4;
    if(document.forms[0].elements[6].checked==true) num +=8;
    if(document.forms[0].elements[8].checked==true) num +=16;
   
    alert("당신이 생각한 숫자는"+num+"입니다.");
    num = 0;
 
    for(i=0;i<9;i++){
     document.forms[0].elements[i].checked = false;
    }
     return true;
    }else{
     return false;
    }
 
 
}
function validate(){
  var c = 0;
  for(i=0;i<11;i++){
    if(document.forms[0].elements[i].checked ==true){
      c++;
    }
  }
  if(c == 5){
   return true;
  }else{
   alert("다 둘중 하나 선택 하세요  !!!!");
   c=0;
   return false;
  }
} 
</script>