Copycat Read an integer variable and print it. |

Add Them Up Read two integer variables, calculate their sum, and print it. |

Clock Math Given a time (hours as H and minutes as M), determine the smaller angle between the two hands of a c... |

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

Fibonacci Numbers Given an integer N, print the N-th Fibonacci number. A Fibonacci series is a series of numbers in wh... |

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

Squared Given the length of a side of a square, calculate and print its area. |

Making Friends Byang is going to join a new school. His new class has N students. Each of the students are identifi... |

ICPC Is Coming in Hot! Tanmoy is an ACM ICPC contestant. During practice he came across a problem named ‘OWLLEN’. He has ha... |

Math and Watermelons Your friend has M watermelons. He doesn't want to share them with anyone, but let's imagine he would... |

Alayna and Vowels Alayna loves playing. Every night before going to sleep, she plays different games with Baba. Now Al... |

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

Biswa and Picnic Biswa’s department is going on a picnic and as usual, he is a member of the organizing committee. Th... |

Take It Easy This is a very simple problem. You will be given a single integer n. You have to print four numbers ... |

Pie Are Squared Given the radius of a circle, calculate and print its area. The area of a circle can be computed usi... |

How Many X's? Given a string with only X’s you have to print how many X’s there are.
Very Easy
599/623/1k |

Prime Factors Given an integer N, can you determine its prime factors? |

Prime Plus Prime You will be given an integer N. N is a prime number. You have to determine if adding any other prime...
Very Easy
145/216/637 |

Proper Leap Years Byang's friend was asked to author a programming problem where the challenge was to identify if the ... |

Thought Game Sadia is one of the nicest persons you will ever meet. In fact, she is one of those persons who like... |

A for Apple! B for...? Nowadays, Sanvi is learning the English alphabet. She had already mastered A, B, C and D, but is sti... |

Maximum Given N numbers, find the one that is of the highest value and print it. |

Running Average Given $N$ numbers, read each one, calculate the running average and print it. For example, given the... |

Tricky Ratio Given the radius (r) of a circle you have to calculate the ratio between the circumference (C) of th... |

Grid'y Rotations Consider an M×N grid of numbers and then a series of (r,c) pairs. Each (r,c) pair corresponds to a p... |

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