Problems for Beginners

Copycat

Read an integer variable and print it.

Add Them Up

Read two integer variables, calculate their sum, and print it.

Formatted Numbers

Read an integer variable and print it in which the digits are separated into groups of three by comm...

Is Palindrome

Given a word, print Yes\texttt{Yes}Yes if it is a palindrome, otherwise No\texttt{No}No. A palindrom...

Clock Math

Given a time (hours as HHH and minutes as MMM), determine the smaller angle between the two hands of...

Divisors

Read an integer variable and print all of its divisors (including 1 and the number itself).

Is Anagram

An anagram is a word formed by rearranging the letters of another word. The words "listen"...

Is Prime

Given an integer NNN, determine if it is a prime a number. A number is called prime if it is only di...

Fibonacci Numbers

Given an integer NNN, print the NNN-th Fibonacci number. A Fibonacci series is a series of numbers i...

Leap Years

In the Gregorian calendar, certain years have 366 days instead of 365. In such years, the month of F...

Incompatible Crops

Did you know that certain crops cannot grow next to each other? Given the layout of a field as a gri...

Big Factorials

Given an integer N, print the trailing 4 digits of N!N!N! (N factorial). N!=N×(N−1)×(N−2)×...×1N! = ...

Full Pyramid

Given an integer NNN, print a full pyramid of asterisks. A full pyramid of asterisks of size NNN has...

Byang's Additions

Byang is learning how to add numbers. However, he gets confused whenever there is a carry. To help B...

Decent Arrays

Given N numbers determine if they are in ascending order.

Better Passwords

Byang is creating an account on Toph. He needs your help to create a strong password. Byang will giv...

Caesar Cipher

Byang wants to write a secret message to his friend. He has recently discovered Caesar Cipher. Caesa...

Little Subarray Sum

Given an array of N numbers and two indices, determine the sum of the numbers in the array between (...

ASCII Progress Bar

In this problem, you need to write a code that prints an ASCII progress bar. In each test case, you ...

Little Matrix Multiplication

Given two 2×22\times22×2 matrices, calculate the product of the two matrices. The product of two 2×2...

BPL Mubarak!

Bangladesh Premier League is in Sylhet for the first time. Today's match is Sylhet Sixers vs the Dha...

Fair Distribution

Mr. Forhad has XXX children. One day, on his way home, he bought YYY chocolates for his children. He...

ICPC Is Coming in Hot!

Tanmoy is an ACM ICPC contestant. During practice he came across a problem named ‘OWLLEN’. He has ha...

Itsy's Magic Cards

Itsy needs your help with her magic cards. Her magic cards grant her special spider-witch powers. Un...

Goat Research

Goats are interesting creatures. They are incredibly durable and can fall from great heights, be str...