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   Problem Detail  
Problem Name: CountryGroupHard
Used In: SRM 653
Used As: Division I Level One
Categories: Dynamic Programming
Writer: dreamoon
Testers: misof , Chmel_Tolstiy , rng_58
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Division I
Point Value 250
Competitors 524
Opens 521
Percent Open 99.43%
Percent Submitted 67.95%
Overall Accuracy 41.79%

Division I
Java C++ C# VB Python Overall
Problems Submitted 37 308 7 0 2 354
Problems Correct 18 197 4 0 0 219
Submission Accuracy 48.65% 63.96% 57.14% 0.00 0.00% 61.86%
Problems Failed by Challenge 8 37 3 0 1 49
Problems Failed by System Test 11 74 0 0 1 86
Challenge Attempts Made 12 85 3 0 1 101
Challenge Accuracy 66.67% 43.53% 100.00% 0.00 100.00% 48.51%
Best Time 0:03:09.39 0:03:48.722 0:08:16.534 0:03:09.39
Fastest ivan_metelsky subscriber chokudai ivan_metelsky
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Average Correct Time 0:21:45.984 0:22:11.653 0:24:45.450 0:00:00.0 0:22:12.352