1998.cpp

杭电 acm部分代码 有兴趣的可以下载 谢谢

#include<iostream>
using namespace std;
int square[22][22];
void output(int size)
{
    int i, j, row, cloum, count;
    for(i = 0; i < size; i++)
	{
        for(j = 0; j < size; j++)
		{
            square[i][j]=0;
		}
	}
	i = 0;
	j = (size - 1) / 2;
	square[i][j] = 1;
	for(count = 2;count <= size*size; count++)
	{
		row = i - 1 < 0 ? (size - 1) : (i - 1);
		cloum = j - 1 < 0 ? (size - 1):(j - 1);
		if(square[row][cloum])
			i = (++i) % size;
		else
		{
			i = row;
			j = cloum;
		}
		square[i][j] = count;
	}
	for(i = 0;i < size; i++)
	{
		for(j = size - 1;j >= 0; j--)
			printf("%4d",square[i][j]);
		printf("\n");
	}
}
int main()
{
	int n, test;
	cin >> test;
	while (test--)
	{
		cin >> n;
		output(n);
	}
	return 0;
}