题解 | #空心正方形图案#
空心正方形图案
https://www.nowcoder.com/practice/72347ee949dc47399186ee183632f303
#include <stdio.h>
int main()
{
int a = 0;
while (scanf("%d", &a) == 1)
{
for (int i = 1; i <= a; i++)
{
if (i == 1 || i == a)
{
for (int k = 1; k <= a; k++)
printf("* ");
}
else {
for (int j = 1; j <= a; j++)
if (j == 1 || j == a)
printf("* ");
else printf(" ");
}
printf("\n");
}
}
return 0;
}
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