public static boolean equals(String s, String s1) {
		if (s.length() != s1.length()) {
			return false;
		}
		char c[] = s.toCharArray();
		char c1[] = s1.toCharArray();
		for (int i = 0; i < s.length(); i++) {
			if (c[i] != c1[i]) {
				return false;
			}
		}
		return true;
	}