public static bool isAnagram(char[] str1, char[] str2) { int size1 = str1.Length; int size2 = str2.Length; if (size1 != size2) { return(false); } CountMap <char> cm = new CountMap <char>(); foreach (char ch in str1) { cm.add(ch); } foreach (char ch in str2) { if (cm.containsKey(ch)) { cm.remove(ch); } else { return(false); } } return(cm.size() == 0); }
public static void Main2(string[] args) { CountMap <int> cm = new CountMap <int>(); cm.add(2); cm.add(2); cm.remove(2); Console.WriteLine("count is : " + cm.get(2)); Console.WriteLine("count is : " + cm.get(3)); }
public static void printFirstRepeating(int[] arr) { int i; int size = arr.Length; CountMap <int> hs = new CountMap <int>(); for (i = 0; i < size; i++) { hs.add(arr[i]); } for (i = 0; i < size; i++) { hs.remove(arr[i]); if (hs.containsKey(arr[i])) { Console.WriteLine("First Repeating number is : " + arr[i]); return; } } }