题解 | #汽水瓶#
汽水瓶
http://www.nowcoder.com/practice/fe298c55694f4ed39e256170ff2c205f
var line=''
while(line=readline()){
line=parseInt(line)
var sum=0
if(line!==0){
while(line>=3){
var bottomCount=parseInt(line/3)
sum+=bottomCount
line=bottomCount+(line%3)
}
if(line===2) sum++
console.log(sum)
}else{
break
}
}
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