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Java Array Exercises: Sum values of an array

Java Array: Exercise-2 with Solution

Write a Java program to sum values of an array.

Pictorial Presentation:

Java Array Exercises:  Sum values of an array

Sample Solution:

Java Code:

public class Exercise2 {
public static void main(String[] args) {      
int my_array[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
int sum = 0;

for (int i : my_array)
    sum += i;
System.out.println("The sum is " + sum);
}
}

Sample Output:

The sum is 55  

Flowchart:

Flowchart: Java exercises: Sum values of an array

Visualize Java code execution (Python Tutor):


Java Code Editor:

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Java: Tips of the Day

How to sort an ArrayList?

Collections.sort(testList);
Collections.reverse(testList);

That will do what you want. Remember to import Collections though!

Ref: https://bit.ly/32urdSe