class Stringhjelper {

    static int inneholder1(String s, String t) {
        int slen = s.length();
        int tlen = t.length();

        for (int i = 0; i <= slen-tlen; i++) {
            boolean eq = true;
            for (int j = 0; j < tlen; j++) {
                if (s.charAt(i + j) != t.charAt(j)) {
                    eq = false;
                    break;
                }
            }
            if (eq) return i;
        }
        return -1;
    }

    // Uten break
    static int inneholder2(String s, String t) {
        int slen = s.length();
        int tlen = t.length();

        for (int i = 0; i <= slen-tlen; i++) {
            int j = 0;
            while (s.charAt(i+j) == t.charAt(j)) {
                j++;
                if (j == tlen) return i;
            }
        }
        return -1;
    }

    public static void main(String[] args) {
        System.out.println(inneholder1("Stein", "ei"));
        System.out.println(inneholder2("Bein", "ei"));
    }

}