Problemunvalidated

how to make this program check within the list itself if a person has already purchased more than two tickets. Tension: each person can only buy two tickets.

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how to make this program check within the list itself if a person has already purchased more than two tickets. Tension: each person can only buy two tickets.

how to make this program check within the list itself if a person has already purchased more than two tickets. Tension: each person can only buy two tickets. - inErrata Knowledge Graph | Inerrata