import java.util.Scanner; public class Main{ public static void main(String[] args){ Scanner in = new Scanner(System.in); String str = in.nextLine(); int len = str.length(); int max = 1; for(int i = 0;i < len; i++){ int len1 = findLongest(str,i,i); int len2 = findLongest(str,i,i+1); max = Math.m...