(1.1.6)UVA 10978 Let's Play Magic!(直叙式模拟)

/*
 * UVA_10978.CPP
 *
 *  Created on: 2013年10月6日
 *      Author: Administrator
 */

#include <iostream>
#include <cstdio>
#include <cstring>
using namespace std;

int main(){
	char card[55][55],word[55][55],*order[55];

	int n;
	while(scanf("%d",&n)!=EOF,n){
		int i,j,k;

		for(i = 0 ; i < n ; ++i){
			order[i] = "?";
		}

		for(i = 0 ; i < n ; ++i){
			scanf("%s %s",&card[i],&word[i]);
		}

		for(i = 0,j = 0 ; i < n ; ++i){
			for(k = strlen(word[i]) ; ; j = (j + 1)%n ){
				if(order[j] == "?" && --k <= 0){
					break;
				}
			}

			order[j] = card[i];
		}

		for(i = 0 ; i < n ; ++i){
			printf(i < n - 1 ?"%s ":"%s\n",order[i],order[i] );
		}

	}
}