#include<iostream> #include<vector> #include<iterator> #include<algorithm> using namespace std; /* *循环赛日程表(递归法) */ void Copy(int **map,int sr,int sl,int dr,int dl,int k) { for (int i = 0; i < k; i++) { for (int j = 0; j < k; j++) { map[dr+i][dl+j] = map[sr+i][sl+j]; } } } void Table(int **map,int r,int l,int k) { if(1==k)return; //填充左上角 Table(map,r,l,k/2); //填充右上角 Table(map,r,l+(k/2),k/2); //从左上角复制到右下角 Copy(map,r,l,r+k/2,l+k/2,k/2); //从右上角复制到左下角 Copy(map,r,l+k/2,r+k/2,l,k/2); } int main() { int k; //输入运动员的人数 cin>>k; int ** p =new int*[k]; //赛程表初始化 for (int i = 0; i < k; i++) { p[i] = new int[k]; p[0][i] = i+1; p[i][0] = i+1; } //执行函数 Table(p,0,0,k); //输出结果 cout<<"循环赛日程表(递归法):"<<endl; for (int i = 0; i < k; i++) { copy(p[i],p[i]+k,ostream_iterator<int>(cout," ")); cout<<endl; } return 0; }