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a follow up question - the allowed parentheses are {} [] and () and there is hierarchy { -> [ -> ( meaning that { cannot be nested inside [ or ( and [ cannot be nested inside ( how would you check validity given these constraints?
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Backend developer

Interviewed at Resonai

4.8★
Dec 18, 2022

a follow up question - the allowed parentheses are {} [] and () and there is hierarchy { -> [ -> ( meaning that { cannot be nested inside [ or ( and [ cannot be nested inside ( how would you check validity given these constraints?

Given a file and a char c, count the number of times that c appear in the file. Given a string which conssits of : (, ), * where - * is a joker char, write a progarm that returns true if the string is valid false otherwaise. A valid string consists of the same number of '(' and ')' where * could be either one of them.
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Junior Backend Developer

Interviewed at Moovit

3.9★
Oct 14, 2021

Given a file and a char c, count the number of times that c appear in the file. Given a string which conssits of : (, ), * where - * is a joker char, write a progarm that returns true if the string is valid false otherwaise. A valid string consists of the same number of '(' and ')' where * could be either one of them.

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