Problems for Beginners
CopycatRead an integer variable and print it.
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Add Them UpRead two integer variables, calculate their sum, and print it.
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SquaredGiven the length of a side of a square, calculate and print its area.
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Pie Are SquaredGiven the radius of a circle, calculate and print its area. The area of a circle can be computed us...
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Missing NumberGiven the sum of four numbers and three of those numbers, find the missing number. All four numbers...
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MaximumGiven N numbers, find the one that is of the highest value and print it.
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Mixed FractionsGiven an improper fraction (as the numerator N and the denominator D), determine and print it in mix...
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Running AverageGiven N numbers, read each one, calculate the running average and print it. For example, given the ...
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Running Average AgainGiven N numbers, read each one, calculate the running average and print it. For example, given the ...
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Math and WatermelonsYour friend has M watermelons. He doesn’t want to share them with anyone, but let’s imagine he would...
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Formatted NumbersRead an integer variable and print it in which the digits are separated into groups of three by comm...
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Is PalindromeGiven a word, print “Yes” if it is a palindrome, otherwise “No”. A palindrome is a word which reads...
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Clock MathGiven a time (hours as H and minutes as M), determine the smaller angle between the two hands of a c...
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DivisorsRead an integer variable and print all of its divisors (including 1 and the number itself).
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Making FriendsByang is going to join a new school. His new class has N students. Each of the students are identif...
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Is AnagramAn anagram is a word formed by rearranging the letters of another word. The words “listen” and “sil...
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Is PrimeGiven an integer N, determine if it is a prime a number. A number is called prime if it is only div...
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Fibonacci NumbersGiven an integer N, print the Nth Fibonacci number. A Fibonacci series is a series of numbers in wh...
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Leap YearsIn the Gregorian calendar, certain years have 366 days instead of 365. In such years, the month of F...
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Incompatible CropsDid you know that certain crops cannot grow next to each other? Given the layout of a field as a gri...
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Big FactorialsGiven an integer N, print the trailing 4 digits of $ N! $ (N factorial). $ N! = N \times (N-1) \tim...
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Full PyramidGiven an integer N, print a full pyramid of asterisks. A full pyramid of asterisks of size N has N ...
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Pascal's TriangleGiven an integer N, print the sum of the Nth row of the Pascal’s triangle. In mathematics, Pascal’s...
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Byang's AdditionsByang is learning how to add numbers. However, he gets confused whenever there is a carry. To help ...
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Tidy BitsRead an integer variable, and determine the smallest positive integer that has the same number of 1s...
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Decent ArraysGiven N numbers determine if they are in ascending order.
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Better PasswordsByang is creating an account on Toph. He needs your help to create a strong password. Byang will gi...
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Set UnionGiven two sets of integers, print the set containing the union of the two input sets. For example, ...
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BPL Mubarak!Bangladesh Premier League is in Sylhet for the first time. Today’s match is Sylhet Sixers vs the Dha...
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Fair DistributionMr. Forhad has X children. One day, on his way home, he bought Y chocolates for his children. He doe...
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ICPC Is Coming in Hot!Tanmoy is an ACM ICPC contestant. During practice he came across a problem named ‘OWLLEN’. He has h...
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Thought GameSadia is one of the nicest persons you will ever meet. In fact, she is one of those persons who like...
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