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Browse Problems
Title Total Submissions / Solving % Total Users / Solving %
FILE 679 - Dropping Balls 37755
42.26%
7860
85.75%
FILE 957 - Popes 9444
42.98%
2264
89.09%
FILE 10077 - The Stern-Brocot Number System 16772
56.87%
6847
93.53%
FILE 10474 - Where is the Marble? 102585
40.15%
16344
89.89%
FILE 10567 - Helping Fill Bates 8349
45.10%
2481
88.55%
FILE 10611 - The Playboy Chimp 43778
44.48%
10389
88.77%
FILE 10706 - Number Sequence 12211
36.57%
3344
76.02%
FILE 10742 - The New Rule in Euphomia 2944
61.31%
1190
94.12%
FILE 11057 - Exact Sum 60587
33.79%
11331
89.58%
FILE 11621 - Small Factors 4963
57.16%
1683
95.19%
FILE 11701 - Cantor 1736
45.28%
599
86.81%
FILE 11876 - N + NOD (N) 7420
51.82%
1979
90.80%
FILE 12192 - Grapevine 7980
39.05%
1873
87.72%
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