09fl

bool MAX RANK

3,797 POWER LEVEL

bool MAX → char I

175 / 222 XP +175 today

47 XP to char I

#428 RANK 1 SOLVED 100% ACCURACY 9 QUIZ SOLVED 70% QUIZ ACC 0 PROB SOLVED 1 STREAK

Activity

11 submissions in 2026

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Difficulty Breakdown

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Recent Activity

Solves, roadmap, White Room, quests & quizzes

Put a ring on it. Aug 22, 07:46 AM

Core · AC · C++20 · 14 ms

vector<char> from string literals Aug 22, 07:23 AM

Domain · Correct

Same Bits Three Ways Aug 22, 07:21 AM

Domain · Correct

initializer_list copy count Aug 22, 07:20 AM

Domain · Correct

Borrowed Permission Aug 22, 07:19 AM

Domain · Correct

Zero Minus One Is Huge Aug 22, 07:18 AM

Domain · Correct

String literal modification Aug 22, 07:16 AM

Domain · Correct

char arithmetic integral promotion Aug 22, 07:12 AM

Domain · Correct

Signed Overflow Aug 22, 07:11 AM

Domain · Correct

Make It Double Aug 22, 07:10 AM

Domain · Correct

Best Solves

Hardest problems solved

Put a ring on it.

C++20 +62 XP +1,501 PL

BasicsData Structures