题解 | #四季#

#include <stdio.h>

int main()
{
	int n = 0;
	scanf("%d", &n);
    	n %= 100;
	switch (n)
	{
	case 3:
	case 4:
	case 5:
		printf("spring\n");
		break;
	case 6:
	case 7:
	case 8:
		printf("summer\n");
		break;
	case 9:
	case 10:
	case 11:
		printf("autumn\n");
		break;
	case 1:
	case 2:
	case 12:
		printf("winter\n");
		break;
	}
	return 0;
}