w3resource

Swift Array Programming Exercises: Compute the sum of all the elements of a given an array of integers and length 4

Swift Array Programming: Exercise-4 with Solution

Write a Swift program to compute the sum of all the elements of a given an array of integers and length 4.

Pictorial Presentation:

Swift Array Programming Exercises: Compute  the sum of all the elements of a given an array of integers and length 4

Sample Solution:

Swift Code:

func sum4(_ arra: [Int]) -> Int {
    return arra.reduce(0, +)
}
print(sum4([1, 2, 3, 4]))
print(sum4([1, 5, 7, 11]))
print(sum4([-5, 4, 1, 0]))

Sample Output:

10
24
0

Swift Programming Code Editor:

Improve this sample solution and post your code through Disqus

Previous:Write a Swift program to test if two given arrays of integers have the same first or last element. Both arrays length must be 1 or more.
Next: Write a Swift program to rotate the elements of an array of integers to left direction.

What is the difficulty level of this exercise?



Inviting useful, relevant, well-written and unique guest posts