Only one test case passing....need help
Getting WA for 3/4 testcases…only one test case is passing.
ur code was correct
a) u need to print unused space but u were printing used space
b) for invalid cases u need to print -1.
check ur updated code here->
Thank you very much…i really appreciate
Can u please take a look at this code too…getting WA
Palindromic Queries
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