Problem 2499. Airline Ticket Mod7 Checksum

There are 13 digits in an airline ticket number. If an airline ticket number is valid, the 13th digit should be the remainder of division by seven of the first 12.

Write a function that returns true if a plane ticket number is valid and false otherwise.

Solve

Solution Stats

66.67% Correct | 33.33% Incorrect
Last Solution submitted on Nov 16, 2025

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