using System; public class Exercise9 { public static void Main() { string str; int i, len, vowel, cons; Console.Write("\n\nCount total number of vowel or consonant :\n"); Console.Write("----------------------------------------------\n"); Console.Write("Input the string : "); str = Console.ReadLine(); vowel = 0; cons = 0; len = str.Length; for(i=0; i='a' && str[i]<='z') || (str[i]>='A' && str[i]<='Z')) { cons++; } } Console.Write("\nThe total number of vowel in the string is : {0}\n", vowel); Console.Write("The total number of consonant in the string is : {0}\n\n", cons); } }