Merge pull request #353 from dhruv007patel/patch-1

Add Pangram.cs

pangram/Pangram.cs

@@ -0,0 +1,53 @@
+using System; 
+class Pangram{ 
+
+    public static bool checkPangram (string str) 
+    { 
+
+        // Create a hash table to mark the  
+        // characters present in the string 
+        // By default all the elements of  
+        // mark would be false. 
+        bool[] mark = new bool[26]; 
+
+        int index = 0; 
+
+        for (int i = 0; i < str.Length; i++) 
+        { 
+            // If uppercase character, subtract 'A' to find index. 
+            if ('A' <= str[i] &&  
+                    str[i] <= 'Z') 
+
+                index = str[i] - 'A'; 
+
+                // If lowercase character,subtract 'a' to find index. 
+            else if('a' <= str[i] && 
+						str[i] <= 'z')
+
+                index = str[i] - 'a'; 
+
+            // Marking current character as TRUE 
+            mark[index] = true; 
+        } 
+
+        // Return false if any character is missing
+        for (int i = 0; i < 26; i++) 
+            if (mark[i] == false) 
+                return (false); 
+
+        // If all characters are present
+        return (true); 
+    } 
+
+	//Main Function
+    public static void Main()  
+    { 
+        string str = "The quick brown fox jumps over the lazy dog"; 
+
+        if (checkPangram(str) == true) 
+            Console.WriteLine(str + " is a pangram."); 
+        else
+            Console.WriteLine(str+ " is not a pangram."); 
+
+    } 
+}