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Problem set. Problems for Beginners


IDTitleSourceAuthorsDifficulty

1000A+B Problem10623616

1001Reverse Root3353314

1005Stone PileUSU Championship 19971997178

1014Product of DigitsUSU Local Contest. 19991657894

1020RopeAutumn School Contest 200015620100

1025Democracy in DangerAutumn School Contest 20002321567

1044Lucky Tickets. Easy!USU Championship 200012604122

1068Sum3907737

1079MaximumWinter Mathematical Festival Varna 200112408111

1082Gaby IvanushkaSpring School Contest 200110884125

1083Factorials!!!Spring School Contest 20012015068

1086CryptographySpring School Contest 200112856106

1149Sinus Dances831060

1197Lonesome KnightSpring School Contest 20021810928

12091, 10, 100, 1000...Autumn School Contest 20021479634

1264WorkdaysAutumn School Contest 20032439921

1293EniyaSpring School Contest 20043550415

1313Some Words about SportUral Championship 2004. Round 11517834

1319HotelUral Championship 2004. Round 21327739

1409Two GangstersAutumn School Contest 20053408215

1545HieroglyphsUral Championship 2007935750

1563BayanUSU Championship 2007844054

1585PenguinsNEERC 2007 Eastern Subregional1184838

1638BookwormUSU Championship 2008643265

1877Bicycle CodesUral Regional School Programming Contest 20111744919

2001Mathematicians and BerriesUral Regional School Programming Contest 20131293422

2012About Grisha N.NEERC 2014 Eastern Subregional1539317

2023Donald is a postmanNEERC 2014 Eastern Subregional664839

2056ScholarshipUral Championship 2015578842

2066Simple ExpressionUral Regional School Programming Contest 2015839628

2111PlatoUniversity academic school olympiad in informatics 2019217971

2138The Good, the Bad and the UglyUral School Programming Contest 20191321108

2142MagicUral School Programming Contest 20191160123

2149Pigeonhole PrincipleUral School Programming Contest 2019969147