| 1 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/534/week-1-may-1st-may-7th/3316/ |
Easy |
Binary Search |
NA |
O(logn) |
O(1) |
Within 15 mins |
| 2 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/534/week-1-may-1st-may-7th/3317/ |
Easy |
NA |
HashSet |
O(m+n) |
O(m) |
Within 15 mins |
| 3 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/534/week-1-may-1st-may-7th/3318/ |
Easy |
NA |
Array |
O(1) |
O(n) |
Within 15 mins |
| 4 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/534/week-1-may-1st-may-7th/3319/ |
Easy |
NA |
NA |
O(1) |
O(1) |
Within 15 mins |
| 5 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/534/week-1-may-1st-may-7th/3320/ |
Easy |
NA |
HashMap |
O(n) |
O(n) |
Within 15 mins |
| 6 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/534/week-1-may-1st-may-7th/3321/ |
Easy |
NA |
HashMap |
O(n) |
O(n) |
Within 15 mins |
| 7 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/534/week-1-may-1st-may-7th/3322/ |
Medium |
NA |
NA |
O(n) |
O(n) |
Within 60 mins |
| 8 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/534/week-2-may-8th-may-14th/3323/ |
Easy |
NA |
2D Array |
O(n) |
O(n) |
Within 15 mins |
| 9 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/534/week-2-may-8th-may-14th/3324/ |
Easy |
NA |
NA |
O(n) |
O(1) |
Within 60 mins |
| 10 |
https://leetcode.com/explore/featured/card/may-leetcoding-challenge/535/week-2-may-8th-may-14th/3325/ |
Medium |
NA |
Map, Array |
O(n2) |
O(1) |
Within 60 mins |
| 11 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/535/week-2-may-8th-may-14th/3326/ |
Medium |
Recursion |
Array |
O(n) |
O(1) |
Within 60 mins |
| 12 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/535/week-2-may-8th-may-14th/3327/ |
Medium |
BST, Recursion |
Array |
O(log n) |
O(1) |
Within 60 mins |
| 13 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/535/week-2-may-8th-may-14th/3328/ |
Medium |
NA |
Array |
O(k) |
O(k) |
Within 60 mins |
| 14 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/535/week-2-may-8th-may-14th/3329/ |
Easy |
NA |
Trie, Map |
O(1) |
O(1) |
Within 30 mins |
| 15 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/536/week-3-may-15th-may-21st/3330/ |
Medium |
Kadane |
Array |
O(n) |
O(n) |
Within 60 mins |
| 16 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/536/week-3-may-15th-may-21st/3331/ |
Easy |
NA |
NA |
O(n) |
O(1) |
Within 20 mins |
| 17 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/536/week-3-may-15th-may-21st/3332/ |
Medium |
NA |
NA |
O(n) |
O(1) |
Within 45 mins |
| 18 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/536/week-3-may-15th-may-21st/3333/ |
Medium |
NA |
NA |
O(n) |
O(1) |
Within 45 mins |
| 19 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/536/week-3-may-15th-may-21st/3334/ |
Easy |
NA |
Stack |
O(1) |
O(1) |
Within 15 mins |
| 20 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/536/week-3-may-15th-may-21st/3335/ |
Medium |
NA |
NA |
O(k) |
O(1) |
Within 60 mins |
| 21 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/536/week-3-may-15th-may-21st/3336/ |
Easy |
NA |
NA |
O(n2) |
O(m*n) |
Within 20 mins |
| 22 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/537/week-4-may-22nd-may-28th/3337/ |
Easy |
NA |
NA |
O(n2) |
O(m*n) |
Within 20 mins |
| 23 |
https://leetcode.com/explore/featured/card/may-leetcoding-challenge/537/week-4-may-22nd-may-28th/3338/ |
Easy |
NA |
NA |
O(n) |
O(n) |
Within 30 mins |
| 24 |
https://leetcode.com/explore/featured/card/may-leetcoding-challenge/537/week-4-may-22nd-may-28th/3339/ |
Easy |
NA |
BST |
O(n) |
O(n) |
Within 30 mins |
| 25 |
https://leetcode.com/explore/featured/card/may-leetcoding-challenge/537/week-4-may-22nd-may-28th/3340/ |
Easy |
DP |
BST |
O(nm) |
O(mn) |
Within 30 mins |
| 26 |
https://leetcode.com/explore/featured/card/may-leetcoding-challenge/537/week-4-may-22nd-may-28th/3341/ |
Hard |
DFS |
Array |
O(n + g) |
O(n + g) |
Within 120 mins |
| 27 |
https://leetcode.com/explore/featured/card/may-leetcoding-challenge/537/week-4-may-22nd-may-28th/3342/ |
Hard |
DFS |
Array |
O(n) |
O(n) |
Within 20 mins |
| 28 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/537/week-4-may-22nd-may-28th/3343/ |
Hard |
NA |
Array |
O(n) |
O(n) |
Within 20 mins |
| 29 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/538/week-5-may-29th-may-31st/3344/ |
Medium |
Topological Sort by DFS |
Map, List |
O(n) |
O(n) |
Within 20 mins |
| 30 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/538/week-5-may-29th-may-31st/3345/ |
Medium |
Adjacency List |
Map, List |
O(n2) |
O(n) |
Within 30 mins |
| 31 |
https://leetcode.com/explore/challenge/card/may-leetcoding-challenge/538/week-5-may-29th-may-31st/3346/ |
Medium |
DP |
Array |
O(n2) |
O(n2) |
Within 30 mins |