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Swift program to demonstrate the nested 'for in' loop

Here, we are going to demonstrate the nested 'for in' loop in Swift programming language.
Last Updated : June 07, 2021

Problem Solution

Here, we will demonstrate a nested 'for in' loop with a specified range and print result on the console screen.

Program/Source Code

The source code to demonstrate the nested 'for in' loop is given below. The given program is compiled and executed successfully.

// Swift program to demonstrate the 
// nested "for in" loop

import Swift;

for cnt1 in 1...3 {
    for cnt2 in 1...cnt1{
        print(cnt1)
    }
}

Output

1
2
2
3
3
3

...Program finished with exit code 0
Press ENTER to exit console.

Explanation

In the above program, we imported a package Swift to use the print() function using the below statement,

import Swift;

Here, we used nested 'for in' loop with specified range and printed numbers on the console screen.

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