today

Subsequence Permutation

sortings
strings

today

Running for Gold

combinatorics
graphs
greedy

today

Maximize the Intersections

combinatorics
constructive algorithms

today

Array Differentiation

graphs
dp

today

Colors and Intervals

greedy
sortings
constructive algorithms

today

Telepanting

binary search
dp
data structures

today

A Serious Referee

bitmasks
brute force
sortings

today

Guess the Perimeter

binary search
interactive
number theory

today

Organizing a Music Festival

dfs and similar
math

today

Prepbuddy's Query

strings

today

Buy And Sell

arrays

today

Trick Or Treat

searching

today

Add Two Numbers

linkedlist

today

Help Nezzar Escape

searching

today

LR Constraints


today

XOR Matching 2


today

LCM of GCDs


today

Yet Another Sorting Problem


today

Pass to Next


today

Chance Meeting


today

Q1. Sum of Digits of String After Convert


today

Q2. Largest Number After Mutating Substring


today

Q3. Maximum Compatibility Score Sum


today

Q4. Delete Duplicate Folders in System


yesterday

DistinctStrings

brute force
recursion
simple math
simple search
iteration

yesterday

IcelandRingRoad

search

yesterday

JoinAClub

brute force
graph theory

yesterday

ToddlerToy

graph theory
greedy
simulation

yesterday

WatchedSnail

greedy
math
simulation
sorting

yesterday

Q1. Check if All Characters Have Equal Number of Occurrences


yesterday

Q2. The Number of the Smallest Unoccupied Chair


yesterday

Q3. Describe the Painting


yesterday

Q4. Number of Visible People in a Queue

stack

yesterday

Blood Pressure


yesterday

Cycle Hit


yesterday

chokudai


yesterday

Number of Shortest paths


yesterday

Red Polyomino


yesterday

Rectilinear Polygons


yesterday

Joker and Batman

daanish_adm
hashing
simple
start6

yesterday

Chefs Homework Dilemma

doubleendedqueue
dynamicprogramming
easy
srikkanth_adm
start6

yesterday

Even tuples

combinatorics
math
simpleproblem
soumyadeep_21
start6

yesterday

Palindromic number

easymedium
floydwarshall
palindrome
soumyadeep_21
start6

yesterday

Three Dices

cakewalk
probability
soumyadeep_21
start6

yesterday

Cricket Ranking

cakewalk
daanish_adm
start6

July 23, 2021

A. Two Sum in Sorted Array

array
binary search
two pointers

July 23, 2021

B. Money Heist II

dp

July 23, 2021

C. Kth Lexicographic Permutation

array
maths

July 23, 2021

Polycarp and Coins

math
greedy

July 23, 2021

Wonderful Coloring  1

strings
greedy

more
loading
