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peaceful_lehmann_180
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Dezhonger Zhang
peaceful_lehmann_180
Specialist
Joined Oct 23, 2025
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1507
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2026
peaceful_lehmann_180 solved problem Morjani and buildings (#12330) on first attempt3 days ago
peaceful_lehmann_180 has joined contest Weekend Practice #183 days ago
peaceful_lehmann_180 solved problem Vasya and matrix (#3535) on first attempt10 days ago
peaceful_lehmann_180 solved problem Grassland Fence (#1526) on first attempt10 days ago
peaceful_lehmann_180 solved problem Cutting a stick (#11261) on first attempt10 days ago
peaceful_lehmann_180 solved problem Transport system (#9635) on first attempt10 days ago
peaceful_lehmann_180 solved problem Reverse the graph (#10048) on first attempt10 days ago
peaceful_lehmann_180 solved problem Minimum spanning tree (#981) on first attempt10 days ago
peaceful_lehmann_180 solved problem Expected Minimum Power (#11262) on first attempt10 days ago
peaceful_lehmann_180 solved problem Breed Counting (#11159) on 2 attempt10 days ago
peaceful_lehmann_180 solved problem Arithmetic mean for figure skaters (#7368) on first attempt10 days ago
peaceful_lehmann_180 solved problem Massive Numbers (#1213) on first attempt10 days ago
peaceful_lehmann_180 has joined contest Educational Round #710 days ago
peaceful_lehmann_180 has completed the contest Weekend Practice #17 and scored no score18 days ago
peaceful_lehmann_180 solved problem Dwarf Tower (#6263) on first attempt23 days ago
peaceful_lehmann_180 solved problem Word Processor (#9596) on first attempt23 days ago
peaceful_lehmann_180 solved problem The essay (#10452) on first attempt23 days ago
peaceful_lehmann_180 solved problem Summer (#10836) on first attempt23 days ago
peaceful_lehmann_180 solved problem Professor and balloons (#9405) on first attempt23 days ago
peaceful_lehmann_180 has joined contest Weekend Practice #1723 days ago
peaceful_lehmann_180 has joined contest Educational Round #624 days ago
peaceful_lehmann_180 has completed the contest Weekend Practice #14 and scored 320 points25 days ago
peaceful_lehmann_180 has completed the contest Blitz Round #10 and scored no score25 days ago
peaceful_lehmann_180 has joined contest Blitz Round #1029 days ago
peaceful_lehmann_180 solved problem Permutation Fix Sum (#12308) on first attempt1 month ago