Problems for Beginners
Pie Are Squared Given the radius of a circle, calculate and print its area. The area of a circle can be computed usi... |
Missing Number Given the sum of four numbers and three of those numbers, find the missing number. All four numbers ... |
Maximum Given N numbers, find the one that is of the highest value and print it. |
Mixed Fractions Given an improper fraction (as the numerator $N$ and the denominator $D$), determine and print it in... |
Running Average Given $N$ numbers, read each one, calculate the running average and print it. For example, given the... |
Running Average Again Given N numbers, read each one, calculate the running average and print it. For example, given the t... |
Math and Watermelons Your friend has M watermelons. He doesn't want to share them with anyone, but let's imagine he would... |
Making Friends Byang is going to join a new school. His new class has N students. Each of the students are identifi... |
Leap Years In the Gregorian calendar, certain years have 366 days instead of 365. In such years, the month of F... |
Pascal's Triangle Given an integer N, print the sum of the Nth row of the Pascal's triangle. In mathematics, Pascal's ... |
Set Union Given two sets of integers, print the set containing the union of the two input sets. For example, g... |
Little Subarray Sum Given an array of N numbers and two indices, determine the sum of the numbers in the array between (... |
Proper Leap Years Byang's friend was asked to author a programming problem where the challenge was to identify if the ... |
Neat Brackets Given a sequence of opening and closing parentheses ("(" and ")") you will have to determine if it i... |
Little Matrix Multiplication Given two 2×2 matrices, calculate the product of the two matrices. The product of two 2×2 matrices w... |
Mines The game of mines is a tricky one. You start with a grid and you click your way through the cells to... |
N-th Prime In this problem, you will have to print the n-th prime number. The first few prime numbers are given... |
Matching Brackets You will be given a sequence of opening and closing brackets of different types ((, ), [, ], {, and ... |
Prime Factors Given an integer N, can you determine its prime factors? |
Special Triplets You will be given an integer X. You have to print any three integers greater than 0 and lesser than ... |
Print the Words Given a blob of text you will have to determine the following statistics about it: The longest wor... |
PotatoDB v1.0 You are building a new database software: PotatoDB. PotatoDB is meant to store numbers and handle th... |
Painting a Red X The ground floor of AUST has been renovated. It now looks like a square with N×N tiles. The tiles ar... |
One-dimensional Imagine there are several lines in an one dimensional space. You are given the starting and ending p... |
Prime Plus Prime You will be given an integer N. N is a prime number. You have to determine if adding any other prime... |
Tags
2Sat, Adhoc, ApolloneasTheorem, Backtracking, BFS, Bignum, BinarySearch, BipartiteMatching, Bitmask, BruteForce, ChineseRemainderTheorem, Combinatorics, ConvexHull, CutVertex, DataStructure, DFS, DigitDP, DisjointSets, DivideAndConquer, DP, Eertree, EulerTour, ExpectedValue, FenwickTree, FFT, Flow, Game, GCD, Geometry, Graph, Greedy, Hashing, HeavyLightDecomposition, Implementation, InclusionExclusion, Interactive, KnuthMorrisPratt, LowestCommonAncestor, Math, Matrix, MatrixExponentiation, MergeSortTree, ModularExponentiation, MOSAlgorithm, MST, NTT, NumberTheory, Parsing, PersistentLiChaoTree, PersistentSegmentTree, PollardRho, PriorityQueue, Probability, Queue, RabinMiller, RangeOrderStatistics, Scheduling, SegmentTree, ShortestPath, Simulation, Sorting, SparseTable, SpragueGrundyTheorem, SqrtDecomposition, Stack, String, StronglyConnectedComponents, SuffixStructure, TernarySearch, Tree, Trie, TwoPointer, WaveletTree
