POJ-1003

#include<iostream>using namespace std;int recursionFunc(int cardNum, float len){if(1.0/(cardNum+1)>=len){return cardNum;}else{return recursionFunc(cardNum+1, len-(1.0/(cardNum+1)));}}int main(int argc, char *argv[]){float input;while(1){cin>>input;if(input==0.0){break;}cout<<recursionFunc(1,input)<<" card(s)"<<endl;}return 0;}