Write it, run it, read the output

This is a scratch drill — your code runs, nothing is graded or recorded. No test cases, no expected output, no verdict.

TASK

Create a separate destination array of length 4, copy each value from source into the same index of destination without assigning one array reference to the other, change source[1] to 9, and print the destination values in one line separated by spaces.

4 2 7 1