Nearest Light
We, iuian develop a virtual vertical line with infinite length are numbered starting from zero from ...
Min Value
You are given an array of N integers and q queries. In each query you are given an integer value x. ...
Sofdor Ali and Attack Optimization
Tuki and Jha is in the middle of an interplanetary war and their base is under drone attack! They ar...
Crypto Gift
Professor invites his n friends on his birthday. He wants to reward all of them and make them happy....
Harry and Hermione - 2
[1 and 2 are completely different problems. Consider reading both.] The monsters are back again. Har...
Do You Know LIS?
Alam has an array a with n elements a1​,a2​,…,an​ and an integer x. For each i (1≤i≤n−1) index i and...
Help IKRI
Ikri has a binary string s of length n. (each character of s is either 0 or 1) The weight of the bin...
Inspired by Bermuda Triangle
Do you know about Bermuda Triangle? The Bermuda Triangle is a mythical section of the Atlantic Ocean...
Robot
There were many robots in a robotics lab. Some robots had very high IQ (IQ means task performance). ...
Beautiful or Not?
Rakib & Raghib are two friends. One day Rakib gave an array of numbers to Raghib and told him to mak...
Angels and Demons
You are walking at midnight along a road that has N checkpoints numbered from 1 to N from left to ri...
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