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   Problem Detail  
Problem Name: NumbersAndMatches
Used In: SRM 454
Used As: Division I Level Two , Division II Level Three
Categories: Dynamic Programming
Writer: Gluk
Testers: PabloGilberto , kalinov , ivan_metelsky
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Division I Division II
Point Value 500 1000
Competitors 658 994
Opens 645 646
Percent Open 98.02% 64.99%
Percent Submitted 48.68% 1.86%
Overall Accuracy 39.21% 0.30%

Division I
Java C++ C# VB Python Overall
Problems Submitted 46 252 16 0 0 314
Problems Correct 37 208 13 0 0 258
Submission Accuracy 80.43% 82.54% 81.25% 0.00 0.00 82.17%
Problems Failed by Challenge 3 25 2 0 0 30
Problems Failed by System Test 6 19 1 0 0 26
Challenge Attempts Made 20 135 7 0 0 162
Challenge Accuracy 15.00% 18.52% 28.57% 0.00 0.00 18.52%
Best Time 0:12:45.608 0:09:44.225 0:26:25.846 0:09:44.225
Fastest UdH-WiNGeR ahyangyi HiltonLange ahyangyi
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Average Correct Time 0:34:37.120 0:37:37.475 0:41:10.970 0:37:22.368

Division II
Java C++ C# VB Python Overall
Problems Submitted 0 11 1 0 0 12
Problems Correct 0 3 0 0 0 3
Submission Accuracy 0.00 27.27% 0.00% 0.00 0.00 25.00%
Problems Failed by Challenge 0 8 1 0 0 9
Problems Failed by System Test 0 0 0 0 0 0
Challenge Attempts Made 0 10 1 0 0 11
Challenge Accuracy 0.00 80.00% 100.00% 0.00 0.00 81.82%
Best Time 0:33:04.200 0:33:04.200
High Scorer helenjyun helenjyun
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Average Correct Time 0:57:43.192 0:00:00.0 0:57:43.192