题解 | #回文对称数#

#include<stdio.h>
int main()
{
	int input;
	int arr[6];
	scanf("%d", &input);
	for (int k = 1; k <= input; k++)
	{
		int i = 0;
		int tmp = k;
		while (tmp > 0)
		{
			arr[i] = tmp % 10;
			i++;
			tmp /= 10;
		}
		int j = 0;
		int tail = i - 1;
		while (j < tail)
		{
			if (arr[j] == arr[tail])
			{
				j++;
				tail--;
			}
			else
			{
				break;
			}
		}
		if (j >= tail)
		{
			printf("%d\n", k);
		}
	}
	return 0;
}