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1588. Pair
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At the interview senior H&H developers like to give newcomers different tasks. One of the tasks is the following. You are given the K different natural numbers from 1 to N. Your task is to find two of them so that one is divided by another. Входные данные First line of the input contains numbers N and K (2 ≤ N ≤ 600000, N / 2 + 1 ≤ K ≤ N). The second line contains K numbers. Выходные данные Write to the output indexes of the two numbers you found or two zeros if there are no such numbers. Пример Входные данные 7 5 Выходные данные 1 5
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| Problems from Contests and Camps / | Trainings in Perm 2009 / | 07.07.09 Big Contest / |
| 1587. F - Square | 1588. | 1589. H - The Fence | 1590. I - Painting the Natural Numbers | 1591. J - Selection |
| time generating 0.11 sec. |
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