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back to boardShow all messages Hide all messagesYou calculate f2 by this formula: f2 = f1 + f0 f2 may be small enough to be stored by an integer, but f1 and f0 may be very large. For example: 1 = (-2935892358923598) + (2935892358923599) Since you know that −2·109 ≤ Fk ≤ 2·109 (k = min(i, j, n), …, max(i, j, n)), the problem is solvable with usual int |
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