Sudoku solver backtracking

#1

two testcase not passed https://ide.codingblocks.com/s/595719

#2

Logic is correct

are you submitted directly this code??

You have to take input from user Like this

Modified Code

#3

ohh yes yes thank you so much

#4

I hope I’ve cleared your doubt. I ask you to please rate your experience here
Your feedback is very important. It helps us improve our platform and hence provide you
the learning experience you deserve.

On the off chance, you still have some questions or not find the answers satisfactory, you may reopen
the doubt.