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qrn
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Nureddin Qarayev
qrn
Expert
Azerbaijan
Azerbaijan
Joined Oct 19, 2021
Achievements (52)
Hello WorldEasy StartTough NutHardmodeBeyond the LimitHalfway ThereBy a whiskerProblem SolverProblem Solver 2Problem Solver 3Problem Solver 4Sea Lion
OverviewRatingAchievementsPosts
Rating
1646
Problems1260
Submissions2260

Rating evolution

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qrn earned achievement Specialist14 дзён таму
qrn earned achievement Student14 дзён таму
qrn earned achievement Explorer15 дзён таму
qrn has completed the contest Blitz Round #14 and scored no score5 месяцаў таму
qrn has joined contest Blitz Round #146 месяцаў таму
qrn has completed the contest Blitz Round #13 and scored 455 points6 месяцаў таму
qrn solved problem Nasser's Array Reduction (#12349) on first attempt6 месяцаў таму
qrn solved problem Nasser and permutation (#12348) on first attempt6 месяцаў таму
qrn solved problem Nasser's Card Game (#12347) on first attempt6 месяцаў таму
qrn has joined contest Blitz Round #136 месяцаў таму
qrn has completed the contest Weekend Practice #19 and scored 409 points6 месяцаў таму
qrn solved problem Equation (#12344) on 2 attempt6 месяцаў таму
qrn solved problem Loved, Not Loved (#12343) on 3 attempt6 месяцаў таму
qrn solved problem Monochrome Image (#12342) on first attempt6 месяцаў таму
qrn has joined contest Weekend Practice #196 месяцаў таму
qrn solved problem Chasing a butterfly (#11058) on 2 attempt6 месяцаў таму
qrn solved problem Distance in Tree (#4104) on 3 attempt6 месяцаў таму
qrn has joined contest Educational Round #86 месяцаў таму
qrn has completed the contest Blitz Round #10 and scored 275 points7 месяцаў таму
qrn solved problem Counting Pairs (#12313) on first attempt7 месяцаў таму
qrn solved problem Digit Queries (#12312) on first attempt7 месяцаў таму
qrn solved problem Bouncing Ball (#12311) on first attempt7 месяцаў таму
qrn has joined contest Blitz Round #107 месяцаў таму
qrn has completed the contest Weekend Practice #16 and scored no score7 месяцаў таму
qrn has joined contest Weekend Practice #167 месяцаў таму