[伯俊/BOJ]1543ドキュメントの検索[Silver 4]

#include <stdio.h>
#include <string.h>
int main()
{
	char arr[2500] = { NULL }, search[50] = { NULL };
	gets(arr);
	gets(search);
	int arr_len = strlen(arr), search_len = strlen(search), cnt = 0;
	for (int i = 0; i < arr_len; i++)
	{
		int flag = 1;
		for (int j = 0; j < search_len; j++)
		{
			if (arr[i+j] != search[j])
			{
				flag = 0;
				break;
			}
		}
		if (flag == 1)
		{
			cnt++;
			i += search_len-1;
		}
	}
	printf("%d", cnt);
	return 0;
}