// C++ program to find largest and smallest  // characters in a string. #include    using namespace std; // function that return the largest alphabet. char largest_alphabet(char a[] int n) {  // initializing max alphabet to 'a'  char max = 'A';  // find largest alphabet  for (int i=0; i<n; i++)   if (a[i] > max)  max = a[i];   // returning largest element  return max; } // function that return the smallest alphabet char smallest_alphabet(char a[] int n) {  // initializing smallest alphabet to 'z'  char min = 'z';  // find smallest alphabet  for (int i=0; i<n-1; i++)   if (a[i] < min)  min = a[i];   // returning smallest alphabet  return min; } // Driver Code int main() {  // Character array  char a[]= 'GeEksforGeeks';  // Calculating size of the string  int size = sizeof(a) / sizeof(a[0]);  // calling functions and print returned value  cout << 'Largest and smallest alphabet is : ';  cout << largest_alphabet(asize)<< ' and ';  cout << smallest_alphabet(asize)<<endl;  return 0; } 

// Java program to find largest and  // smallest characters in a string. public class GFG {     // function that return the largest alphabet.  static char largest_alphabet(String a int n)  {  // initializing max alphabet to 'a'  char max = 'A';    // find largest alphabet  for (int i=0; i<n; i++)   if (a.charAt(i) > max)  max = a.charAt(i);     // returning largest element  return max;  }    // function that return the smallest alphabet  static char smallest_alphabet(String a int n)  {  // initializing smallest alphabet to 'z'  char min = 'z';    // find smallest alphabet  for (int i=0; i<n-1; i++)   if (a.charAt(i) < min)  min = a.charAt(i);     // returning smallest alphabet  return min;  }    // Driver Code  public static void main(String args[])  {  // Input String  String a= 'GeEksforGeeks';    // Calculating size of the string  int size = a.length();    // calling functions and print returned value  System.out.print('Largest and smallest alphabet is : ');    System.out.print(largest_alphabet(asize) + ' and ');  System.out.println(smallest_alphabet(asize));  } } // This code is contributed by Sumit Ghosh 

# Python3 program to find largest and  # smallest characters in a string # Function that return the largest alphabet def largest_alphabet(a n) : # Initializing max alphabet to 'a' max = 'A' # Find largest alphabet for i in range(n) : if (a[i] > max): max = a[i] # Returning largest element return max # Function that return the smallest alphabet def smallest_alphabet(a n) : # Initializing smallest alphabet to 'z' min = 'z'; # Find smallest alphabet for i in range (n - 1) : if (a[i] < min): min = a[i] # Returning smallest alphabet return min # Driver code if __name__ == '__main__' : # Character array a = 'GeEksforGeeks' # Calculating size of the string size = len(a) # Calling functions and print returned value print( 'Largest and smallest alphabet is : ' end = '') print(largest_alphabet(a size) end = ' and ') print(smallest_alphabet(a size)) # This code is contributed by 'rishabh_jain' 

// C# program to find largest and  // smallest characters in a string. using System; class GFG {     // function that return the   // largest alphabet.  static char largest_alphabet(String a   int n)  {    // initializing max   // alphabet to 'a'  char max = 'A';    // find largest alphabet  for (int i = 0; i < n; i++)   if (a[i] > max)  max = a[i];     // returning largest element  return max;  }    // function that return the  // smallest alphabet  static char smallest_alphabet(String a   int n)  {    // initializing smallest   // alphabet to 'z'  char min = 'z';    // find smallest alphabet  for (int i = 0; i < n - 1; i++)   if (a[i] < min)  min = a[i];     // returning smallest alphabet  return min;  }    // Driver Code  public static void Main()  {  // Input String  String a= 'GeEksforGeeks';    // Calculating size  // of the string  int size = a.Length;    // calling functions and   // print returned value  Console.Write('Largest and smallest alphabet is : ');    Console.Write(largest_alphabet(a size) + ' and ');  Console.Write(smallest_alphabet(a size));  } } // This code is contributed by nitin mittal. 

<script>  // JavaScript program to find largest and   // smallest characters in a string.    // function that return the   // largest alphabet.  function largest_alphabet(a n)  {    // initializing max   // alphabet to 'a'  let max = 'A';    // find largest alphabet  for (let i = 0; i < n; i++)   if (a[i].charCodeAt() > max.charCodeAt())  max = a[i];     // returning largest element  return max;  }    // function that return the  // smallest alphabet  function smallest_alphabet(a n)  {    // initializing smallest   // alphabet to 'z'  let min = 'z';    // find smallest alphabet  for (let i = 0; i < n - 1; i++)   if (a[i].charCodeAt() < min.charCodeAt())  min = a[i];     // returning smallest alphabet  return min;  }    // Input String  let a= 'GeEksforGeeks';  // Calculating size  // of the string  let size = a.length;  // calling functions and   // print returned value  document.write('Largest and smallest alphabet is : ');  document.write(largest_alphabet(a size) + ' and ');  document.write(smallest_alphabet(a size));   </script> 

 // php program to find largest and smallest  // characters in a string. // function that return the largest alphabet. function largest_alphabet($a $n) { // Initializing max alphabet to 'a' $max = 'A'; // Find largest alphabet for ($i = 0; $i < $n; $i++) if ($a[$i] > $max) $max = $a[$i]; // Returning largest element return $max; } // function that return the smallest alphabet function smallest_alphabet($a $n) { // initializing smallest alphabet to 'z' $min = 'z'; // find smallest alphabet for ($i = 0; $i < $n-1; $i++) if ($a[$i] < $min) $min = $a[$i]; // returning smallest alphabet return $min; } // Driver Code // Character array $a = 'GeEksforGeeks'; // Calculating size of the string $size = strlen($a); // calling functions and print returned value echo 'Largest and smallest alphabet is : '; echo largest_alphabet($a $size). ' and '; echo smallest_alphabet($a $size); // This code is contributed by Sam007 ?>