Explore
Problems
Contest
Discuss
Interview
Store
Hanzhou Tang
hanzhoutang
Rank
581
as foolish as donkey
https://www.linkedin.com/in/hanzhoutang/
hanzhoutang
Community Stats
Views
117.8K
Last week
+1.2K
Solution
717
Last week
0
Discuss
3
Last week
0
Reputation
1K
Last week
+3
Languages
C++
1575
problems solved
Python3
98
problems solved
Java
74
problems solved
Show more
Skills
Advanced
Dynamic Programming
x273
Backtracking
x68
Union Find
x46
Show more
Intermediate
Hash Table
x342
Math
x269
Greedy
x198
Show more
Fundamental
Array
x947
String
x441
Sorting
x222
Show more
Contest Rating
2,323
Level
Guardian
Global Ranking
1,961
/360,522
Attended
181
Contest Rating
2,323
Level
Guardian
Global Ranking
1,961
/360,522
Attended
181
Solved Problems
1767
Solved
Easy
486
/624
Beats
99.95%
Medium
971
/1358
Beats
99.96%
Hard
310
/570
Beats
99.9%
Badges
2
Most Recent Badge
Guardian
1,026
submissions in the last year
Total active days:
233
Max streak:
14
Current
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Recent AC
Solutions
Discuss
Most Recent
Most Votes
Find Root of N-Ary Tree
2 days ago
Single Number
4 days ago
Difference Between Maximum and Minimum Price Sum
5 days ago
Coloring A Border
5 days ago
Longest Path With Different Adjacent Characters
7 days ago
Binary Tree Maximum Path Sum
8 days ago
Count Nodes With the Highest Score
10 days ago
Diameter of N-Ary Tree
11 days ago
Diameter of Binary Tree
12 days ago
Height of Binary Tree After Subtree Removal Queries
14 days ago
Difference Between Maximum and Minimum Price Sum
17 days ago
Count the Number of Good Subarrays
17 days ago
Increment Submatrices by One
17 days ago
Difference Between Element Sum and Digit Sum of an Array
17 days ago
Step-By-Step Directions From a Binary Tree Node to Another
17 days ago