題目描述：

解題思路：

直接模擬

 1 #include <iostream>
 2 using namespace std;
 3 
 4 int cards[1000] ;
 5 int main(int argc, char *argv[])
 6 {
 7     int n;
 8     while(cin >> n && n){
 9         for(int i=1;i<=n;i++) cards[i] = i ;
10         int h = 1,t = n,first=1 ;
11         cout<<"
 
Discarded cards:";
12         while(n >= 2){
13             if(!first) printf(",") ;
14             printf(" %d",cards[h]) ;
15             h++ ;
16             cards[++t] = cards[h] ;
17             h ++ ;
18             n -- ;
19             first = 0;            
20         }    
21         printf("
 
\nRemaining card: %d\n",cards[h]);
22     }
23     return 0;
24 }

卡片遊戲 （Throwing card away I,UVa10935)