Scala Stack sum() method with example

In Scala Stack class, the sum() method is utilized to return the sum of all the elements of the stack.

Method Definition: def sum: A

Return Type: It returns the sum of all the elements of the stack.

Example #1:

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// Scala program of sum() 
// method 
  
// Import Stack 
import scala.collection.mutable._
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating stack
        val s1 = Stack(1, 2, 3, 4, 5
          
        // Print the stack 
        println(s1
           
        // Applying sum method  
        val result = s1.sum
          
        // Display output 
        print("Sum of all elements: " + result) 
         
    

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Output:

Stack(1, 2, 3, 4, 5)
Sum of all elements: 15

Example #2:

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// Scala program of sum() 
// method 
  
// Import Stack 
import scala.collection.mutable._
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating stack
        val s1 = Stack(5, 2, 13, 7, 1
          
        // Print the stack 
        println(s1
           
        // Applying sum method  
        val result = s1.sum
          
        // Display output 
        print("Sum of all elements: " + result) 
         
    

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Output:

Stack(5, 2, 13, 7, 1)
Sum of all elements: 28



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