K&R2 Exercise 2-5

2-5.c

/*K&R Exercise 2-5 "any"*/
#include <stdio.h>

int any(char[], char[]);

int main()
{
	char s1[64] = "Test Tekt Takt";
	char s2[10] = "ke";
	printf("%d\n", any(s1, s2));
}

int any(char s1[], char s2[])
{
	int n, i, j;
	n = -1;
	for(i = 0; n < 0 && s1[i] != '\0'; i++)
		for(j = 0; s2[j] != '\0'; j++)
			if(s1[i] == s2[j])
				n = i;
	return n;
}