Data Structures
Arrays [876]
Strings [623]
Hash [237]
Tree [193]
Matrix [171]
Graph [148]
Queue [68]
Heap [64]
Map [38]

Algorithms
Bit Magic [179]
Searching [148]
Recursion [109]
Greedy [88]
Numbers [67]
DFS [65]
sieve [55]
series [38]

Languages
CPP [203]
Java [178]

Others
set [13]
Class [6]