Incentives

Among other things, ranking in this contest brings up your chances at getting scholarships in top-tier universities.

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Learn

Training materials for this contest are here online and are written for motivated Filipino high school students like you.

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Previous Years

Check out the previous editions of the NOI to have a more complete picture of what you'll be getting into when you register.

2016 2015 2014

News

  • A Firsthand Account of the NOI.PH Onsite Experience
    Introduction Is it going to be your first time to go to the final round? Has it been one of your hashtag life goals to officially participate in the onsite round but haven’t gotten around to […]
  • 2018 National Eliminations
    The NOI.PH 2018 National Eliminations started on 6PM of 5 January 2018 and finished on 11:59PM of 14 January 2018. It consisted of fifteen problems of varying difficulty. The Participants Among the […]
  • NOI.PH 2018 Fun-Filled Christmas Practice Contest Extravaganza Results
    In preparation for the NOI.PH 2018 Online Round, we held the month-long NOI.PH 2018 Fun-Filled Christmas Practice Contest Extravaganza on HackerRank last December 2017. Here are the results. First, […]
  • IOI 2017 Reflections
    Each year, we ask our IOI participants to write a reflection of their experience so that future Filipino IOI contestants will have an idea what it’s like straight from their peers. Franz […]
  • Philippine Teams to the 2017 International Science Olympiads
    Here are is a list of all the Philippine Teams which were sent to the various 2017 International Science Olympiads, such as the IOI in Tehran, Iran.

Your First NOI Problem

  • Introduction to Programming Contests
    NOI.PH is almost like a math competition in the sense that contestants are given a problem to solve. Contestants must then prove that they know how to solve […]
  • The Problem Statement
    We are discussing the Aguinaldo sample problem. This is Part 1 of a series of posts which started here. Emilio has $latex N$ relatives. During Christmas, the […]
  • Input Format and Sample Input
    We are discussing the Aguinaldo sample problem. This is Part 2 of a series of posts which started here. The first line of input will contain an integer […]
  • Constraints and Time Limits
    We are discussing the Aguinaldo sample problem. This is Part 3 of a series of posts which started here. $latex 1 \le T \le 100$   Subtask 1 (40 points […]

Through The Years