题目

 

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分析

练习STL

 

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代码

#include 
    
     using namespace std;int main(){    int n;    while(scanf("%d",&n) && n!=0)    {        queue
     
       q;        printf("Discarded cards:");        for(int i=1;i<=n;i++) q.push(i);        while(q.size()!=1)        {            if(q.front()!=1) printf(",");            printf(" %d",q.front()); q.pop();            int x=q.front(); q.pop();            q.push(x);        }        printf("\nRemaining card: %d\n",q.front());    }    return 0;}