POJ1003:Hangover

#include <stdio.h>#include <iostream>#include <math.h>using namespace std;int main(){double len;//Lengthwhile(cin>>len&&len!=0){int s=0;//累加和double l=0;//出边和while(l<len){l+=(double)1/(double)(s+2);++s;}cout<<s<<" card(s)"<<endl;}return 0;}