Activities on BFE.dev

2026-7-21 - UGJRE3I solved 71. two-way generator .

2026-7-21 - DQe0Pxd solved 151. implement Array.prototype.map() .

2026-7-21 - DQe0Pxd solved 152. Find Top k Elements .

2026-7-21 - pEKXd2o solved 155. create a count function .

2026-7-21 - VabfTUD solved 34. implement `Promise.any()` .

2026-7-21 - GcNmuAH solved 91. invert a binary tree .

2026-7-21 - GcNmuAH solved 110. serialize and deserialize binary tree .

2026-7-21 - HzvE3bi solved 3. implement Array.prototype.flat() .

2026-7-21 - Iegiz2T solved 8. can you shuffle() an array? .

2026-7-21 - wWCtTPY solved 19. implement FirstItem<T> .

2026-7-21 - wWCtTPY solved 16. implement FirstChar<T> .

2026-7-21 - Iegiz2T solved 11. what is Composition? create a pipe() .

2026-7-21 - wWCtTPY solved 14. implement ThisParameterType<T> .

2026-7-21 - VUYqRup solved 3. implement Array.prototype.flat() .

2026-7-21 - DQe0Pxd solved 11. what is Composition? create a pipe() .

2026-7-21 - DQe0Pxd solved 2. implement curry() with placeholder support .