Second patter from flowchart?

#1

I am not getting haw to solve his one am not be able to write code
row = 5
col = 9
rows are increemented odd number of times till 10 evey time like (1 , 3 , 5 , 7, 9) could u help me with that ?

#2

1 232 34543 4567654 567898765

#3

You can refer the logic from here https://www.w3resource.com/cpp-exercises/for-loop/cpp-for-loop-exercise-49.php

#4

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