April 2021

LightOJ – Substring Frequency

Problem Name: Substring Frequency
Judge: LightOJ
Algorithms & DS: String Hashing, Rabin Karp

Problem Name: NHAY – A Needle in the Haystack
Judge: SPOJ
Algorithms & DS: String Hashing, Rabin Karp

Problem Name: Mysterious Bacteria
Judge: LightOJ
Algorithms & DS: Prime Factorization, GCD

Problem Name: Finding LCM
Judge: LightOJ
Algorithms & DS: Finding Divisors, LCM

Problem Name: Fantasy of a Summation
Judge: LightOJ
Algorithms & DS: Binary Exponentiation

Problem Name: Help Hanzo
Judge: LightOJ
Algorithms & DS: Segmented Sieve

Problem Name: Bank Robbery
Judge: LightOJ
Algorithms & DS: Basic Math

Problem Name: Trailing Zeroes (III)
Judge: LightOJ
Algorithms & DS: Binary Search, Factorization