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Swift String Exercises: Accept two strings of different length and return a string of the form short+long+short

Swift String Programming: Exercise-7 with Solution

Write a Swift program that accept two strings of different length and return a string of the form short+long+short. Two given string's length may be 0.

Pictorial Presentation:

Flowchart: Swift String Exercises - Accept two strings of different length and return a string of the form short+long+short.

Sample Solution:

Swift Code:

func combine_strings(_ str1: String, _ str2: String) -> String {
    if str1.characters.count > str2.characters.count
    {
        return str2+str1+str2
    } else 
    {
        return str1+str2+str1
    }
}

print(combine_strings("Swift", "Examples"))
print(combine_strings("", ""))
print(combine_strings("Green", "Red"))

Sample Output:


SwiftExamplesSwift

RedGreenRed

Swift Programming Code Editor:

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Previous: Write a Swift program to create a new string without the first and last character of a given string. The string length must be at least 2.
Next: Write a Swift program that accept two strings and return their concatenation, except the first char of each string. The given strings length must be at least 1.

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