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螺旋方阵
阅读量:201 次
发布时间:2019-02-28

本文共 413 字,大约阅读时间需要 1 分钟。

所谓“螺旋方阵”,是指对任意给定的N,将1到N×N的数字从左上角第1个格子开始,按顺时针螺旋方向顺序填入N×N的方阵里。本题要求构造这样的螺旋方阵。

输入格式:

输入在一行中给出一个正整数N(<10)。
输出格式:
输出N×N的螺旋方阵。每行N个数字,每个数字占3位。

输入样例:

5

输出样例:

1 2 3 4 5
16 17 18 19 6
15 24 25 20 7
14 23 22 21 8
13 12 11 10 9

#include
int main(){ int i,j,n,k=1; int a[80][80]; scanf("%d",&n); for(i=0;i
i;j--) a[n-i-1][j]=k++; for(j=n-i-1;j>i;j--) a[j][i]=k++; } if(n%2!=0) a[n/2][n/2]=k; for(i=0;i

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