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   Problem Detail  
Problem Name: LightSwitchingPuzzle
Used In: SRM 642
Used As: Division II Level Two
Categories: Brute Force, Simple Search, Iteration
Writer: lg5293
Testers: misof , Vasyl[alphacom] , rng_58

Division II
Point Value 500
Competitors 431
Opens 420
Percent Open 97.45%
Percent Submitted 73.33%
Overall Accuracy 63.57%


Division II
Java C++ C# VB Python Overall
Problems Submitted 70 221 6 0 11 308
Problems Correct 56 203 6 0 9 274
Submission Accuracy 80.00% 91.86% 100.00% 0.00 81.82% 88.96%
Problems Failed by Challenge 0 10 0 0 0 10
Problems Failed by System Test 14 8 0 0 2 24
Challenge Attempts Made 12 38 1 0 1 52
Challenge Accuracy 0.00% 26.32% 0.00% 0.00 0.00% 19.23%
Best Time 0:05:16.659 0:03:06.349 0:07:45.86 0:10:49.375 0:03:06.349
High Scorer -ronin- YIZHONG yambe2002 ngochai94 YIZHONG
Top Submission view view view view view view
Average Correct Time 0:28:20.540 0:23:13.235 0:25:22.676 0:24:49.633 0:24:22.43