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   Problem Detail  
Problem Name: LostParentheses
Used In: SRM 348
Used As: Division I Level One , Division II Level Two
Categories: Greedy
Writer: soul-net
Testers: PabloGilberto , brett1479 , Cosmin.ro , Olexiy
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Division I Division II
Point Value 250 500
Competitors 402 437
Opens 401 414
Percent Open 99.75% 94.74%
Percent Submitted 97.26% 65.46%
Overall Accuracy 86.07% 44.16%

Division I
Java C++ C# VB Python Overall
Problems Submitted 84 283 21 2 0 390
Problems Correct 74 254 17 1 0 346
Submission Accuracy 88.10% 89.75% 80.95% 50.00% 0.00 88.72%
Problems Failed by Challenge 4 10 3 1 0 18
Problems Failed by System Test 6 19 1 0 0 26
Challenge Attempts Made 31 84 6 1 0 122
Challenge Accuracy 12.90% 11.90% 50.00% 100.00% 0.00 14.75%
Best Time 0:03:38.769 0:02:00.562 0:04:31.773 0:06:53.536 0:02:00.562
Fastest Quelloquialism gevak WSX Archimedean1 gevak
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Average Correct Time 0:17:47.7 0:16:28.493 0:11:00.97 0:06:53.536 0:16:27.488

Division II
Java C++ C# VB Python Overall
Problems Submitted 88 160 21 2 0 271
Problems Correct 56 120 16 1 0 193
Submission Accuracy 63.64% 75.00% 76.19% 50.00% 0.00 71.22%
Problems Failed by Challenge 12 13 3 0 0 28
Problems Failed by System Test 20 27 2 1 0 50
Challenge Attempts Made 38 64 5 2 0 109
Challenge Accuracy 31.58% 20.31% 60.00% 0.00% 0.00 25.69%
Best Time 0:08:28.675 0:04:48.943 0:07:02.285 0:25:18.683 0:04:48.943
High Scorer koushik mi6091 MauricioC m4risU mi6091
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Average Correct Time 0:30:01.512 0:29:57.46 0:21:44.302 0:25:18.683 0:29:16.50