1997 PMWC Problems/Problem I8
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Problem
Solution
Wee look for a pattern:
+--++-+--++-+
So the pattern is +--++-. We find the value of one round:
So we just need to find the number of rounds.
There are 6 terms per round, and the +1 doesn't belong to a round, so 996/6=166
See Also
| 1997 PMWC (Problems) | ||
| Preceded by Problem I7 | Followed by Problem I9 | |
| I: 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 T: 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 | ||
