#include <stdio.h>
int search(char *srt1, char *str2);

int main()
{
	char str1[12] = { "abcdefghigk" };
	char str2[7] = { "abcdef" };
	printf("%d\n", search(str1, str2, k));
	getchar();
	return 0;
}

int search(char *str1, char *str2)
{
	int minus = 0;
	for (int i = 0; i < 11; i++)
	{
		k++;
		for (int j = 0; j < 6; j++)
		{
			if (str1[i] - '0' == str2[j] - '0')
			{
				minus = 1;
			}
			k = k - minus;
			minus = 0;
		}
	}
	return k;
}