Voter ID Registry Lookup
Voter ID Registry Lookup
MediumBinary Search100% accepted
Election commission verifies voter eligibility in Mumbai. Voter ID database sorted. Meera's registration: MAHA123456. Find if ID exists in sorted registry.
Approach
Given sorted array of voter IDs and target ID, find if target ID exists using binary search.
Input
registry=[MAHA100000,MAHA123456,MAHA150000,MAHA200000] target=MAHA123456
Output
1
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