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Browse Problems
 Title Total Submissions / Solving % Total Users / Solving % 326 - Extrapolation Using a Difference Table 3147 62.85% 1800 90.39% 369 - Combinations 47955 45.11% 16022 90.13% 991 - Safe Salutations 10268 38.34% 3093 91.30% 10007 - Count the Trees 8747 45.00% 3536 77.74% 10219 - Find the ways ! 11911 41.49% 4301 88.82% 10303 - How Many Trees? 7351 40.70% 2730 79.34% 10375 - Choose and divide 9771 49.67% 2512 83.92% 10784 - Diagonal 14311 43.69% 5189 92.72% 10790 - How Many Points of Intersection? 8611 51.29% 3362 94.77% 10918 - Tri Tiling 5566 60.10% 2399 96.33% 11069 - A Graph Problem 5838 72.17% 3013 97.68% 11115 - Uncle Jack 4091 48.23% 1603 89.39% 11204 - Musical instruments 1423 72.52% 870 96.09% 11310 - Delivery Debacle 3607 53.70% 1647 94.78% 11401 - Triangle Counting 18128 41.10% 3844 91.05% 11554 - Hapless Hedonism 1787 59.21% 893 92.72%
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