C program to display total cumulative time spent of 'n' children after termination in user and kernel mode

Question

How to display time in both modes using C ?
https://code.sololearn.com/c9dgrwrAJ5HN/?ref=app

Answer 1

Can you please show us your attempt? it would be great if you could link it here. Thanks!

Answer 2

To create 'n' children. When the children will terminate, display total cumulative time children

spent in user and kernel mode

Answer 3

a C program to create ‘n’ child processes. When all ‘n’ child processes terminates, Display total
cumulative time children spent in user and kernel mode.