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jpfr12
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Joao Zhao
jpfr12
Newbie
Macao
Macao
Joined Aug 23, 2025
Achievements (54)
Hello WorldEasy StartTough NutHardmodeBeyond the LimitHalfway ThereBy a whiskerProblem SolverSea LionSnake TamerLong Time No ACWeekend Participant
OverviewRatingAchievements
Rating
716
Problems182
Submissions214
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jpfr12 solved problem Minimum Substring Length (#12781) on first attempt8小时前
jpfr12 solved problem Queue (#3004) on 2 attempt8天前
jpfr12 solved problem Flags (#9558) on first attempt19天前
jpfr12 solved problem Binary password (#7438) on 2 attempt20天前
jpfr12 solved problem Lines (#1060) on first attempt21天前
jpfr12 solved problem Depth-First Search on a Disconnected Graph (#9654) on 2 attempt23天前
jpfr12 solved problem Roads (#776) on first attempt23天前
jpfr12 solved problem Depth First Search - Timestamps (#8761) on first attempt23天前
jpfr12 solved problem Tree PreOrder Traversal (#10057) on first attempt23天前
jpfr12 solved problem Tree Sum of left leaves (#10111) on 4 attempt23天前
jpfr12 solved problem Tree Minimum depth (#10109) on 2 attempt24天前
jpfr12 solved problem Depth First Search (#8760) on first attempt24天前
jpfr12 solved problem Bicoloring (#3165) on 3 attempt24天前
jpfr12 solved problem Mountain routes (#122) on first attempt24天前
jpfr12 solved problem Fibonacci strings generation (#8295) on first attempt24天前
jpfr12 earned achievement Explorer1个月前
jpfr12 solved problem Area of the room (#4001) on first attempt1个月前
jpfr12 solved problem Vasya's distance between numbers (#5712) on first attempt1个月前
jpfr12 solved problem A xor B (#5868) on first attempt1个月前
jpfr12 solved problem The sum of powers of two (#2733) on first attempt1个月前
jpfr12 solved problem Ones (#622) on first attempt1个月前
jpfr12 has joined contest BalkOI 2025 - Day 11个月前
jpfr12 solved problem Sum of positives in a matrix (#8524) on first attempt1个月前
jpfr12 solved problem Half (#2666) on first attempt1个月前
jpfr12 has joined contest CPIC. Lesson 4. Arrays - Part 31个月前