"None" в выводе статистики same_problems на informatics

[gurovic]

Problems "None" from contest 000020, "None" from contest 000022, "None" from contest 000029, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000032, "None" from contest 000043, "None" from contest 000047, "None" from contest 000047, "None" from contest 000048, "None" from contest 000067, "None" from contest 000067, "None" from contest 000067, "None" from contest 000067, "None" from contest 000068, "None" from contest 000074, "None" from contest 000083, "None" from contest 000083, "None" from contest 000083, "None" from contest 000085, "None" from contest 000086, "None" from contest 000092, "None" from contest 000101, "None" from contest 000102, "None" from contest 000105, "None" from contest 000227, "C" from contest 001517, "I" from contest 001524, "None" from contest 001524, "None" from contest 001526, "E" from contest 001526, "None" from contest 001596, "None" from contest 001596, "None" from contest 001596, "None" from contest 001596, "None" from contest 001596, "None" from contest 001596, "None" from contest 001596, "None" from contest 001596, "None" from contest 001606, "None" from contest 001606, "None" from contest 001606, "None" from contest 001606, "None" from contest 001606, "None" from contest 001606, "None" from contest 001606, "None" from contest 001606, "None" from contest 001606, "None" from contest 001607, "None" from contest 001607, "None" from contest 001607, "None" from contest 001607, "None" from contest 001607, "None" from contest 001607, "None" from contest 001608, "None" from contest 001608, "None" from contest 001608, "None" from contest 001608, "None" from contest 001608, "None" from contest 001608, "None" from contest 001608, "None" from contest 001608, "B" from contest 001619, "None" from contest 001621, "None" from contest 001621, "None" from contest 001660, "None" from contest 001660, "None" from contest 001682, "None" from contest 001683, "None" from contest 001683, "None" from contest 001686, "None" from contest 001686, "None" from contest 001706, "None" from contest 001706, "None" from contest 001706, "None" from contest 001715, "None" from contest 001718, "None" from contest 001718, "None" from contest 001718, "None" from contest 001718, "None" from contest 001721, "None" from contest 001721, "None" from contest 001721, "None" from contest 001724, "None" from contest 001724, "None" from contest 001724, "None" from contest 001740, "None" from contest 001743, "C" from contest 001743, "None" from contest 001759, "None" from contest 001759, "None" from contest 001759, "None" from contest 001761, "None" from contest 001763, "None" from contest 001764, "None" from contest 001764, "None" from contest 001764, "None" from contest 001765, "None" from contest 001765, "None" from contest 001765, "None" from contest 001774, "None" from contest 001774, "None" from contest 001774, "None" from contest 001776, "None" from contest 001776, "None" from contest 001776, "None" from contest 001776, "None" from contest 001785, "None" from contest 001785, "None" from contest 001785, "None" from contest 001788, "None" from contest 001789, "None" from contest 001789, "None" from contest 001789, "None" from contest 001791, "None" from contest 001791, "None" from contest 001791, "None" from contest 001808, "field" from contest 001979, "field" from contest 001980, "field" from contest 001990 are same.

[gurovic]

И та же проблема с similar_problems
Problems None from contest #001711 and problem None from contest #001711 are similar (62%). Tests: +0, -12, 20 not changed.