N-queen problem

#1

what’s wrong in mycode two test cases failed
(https://ide.codingblocks.com/s/263827)

#2

in is safe function
error is due to wrong braces

Modified code

#3

still not passes all the test cases

#4

Constraints

1<=N<=11

so just change size of array form 10X10 to 20X20

Modified code

#5

i hope this help
if you have more doubts regarding this feel free to ask
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#6

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