Combinatorics Problems
31 videos • 6,098 views • by Cheenta Academy for Olympiad & Research
1
IMO 1972 Problem 1 | Pigeon Hole Principle | Math Olympiad Combinatorics
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2
RMO 2007 Problem 4 | Combinatorics Problem | Cheenta Math Olympiad Program
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3
CRMO 2012 Problem 4 | Combinatorics and Set Theory | Math Olympiad India | Cheenta
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4
CRMO 2011 Problem 4 | Combinatorics | Shibendra Singh | Cheenta Math Olympiad Program
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5
Stanford University Competitive Exam in Mathematics 1946 | Problem 1 | Combinatorics | Cheenta
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6
Combinatorics | INMO 2006 Problem 4 | Indian National Math Olympiad | Cheenta
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7
Putnam Competition 1953 | Kurschak Competition 1947 | Box Principle | Combinatorics | Cheenta
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8
Combinatorics | INMO 2002 Problem 4 | Indian National Math Olympiad | Cheenta
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9
Combinatorics | INMO 2005 Problem 4 | Indian National Math Olympiad | Cheenta
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10
Combinatorics | INMO 2017 Problem 6 | Indian National Math Olympiad | Cheenta
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11
Function | Madhava Mathematics Competition 2019 | Problem 5 | Cheenta
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12
Theory of Invariants | Problem Solving Strategies by Arthur Engel | Math Olympiad Program
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13
Monovariants | Stanford Putnam Training 2007 | Math Olympiad Program
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14
Introduction to Graph Theory | Handshaking Lemma | Math Olympiad Program
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15
ISI BStat 2014 Objective 4 | Combinatorics | Permutation with repetition
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16
Combinatorial Argument 2 - TOMATO 108 | I.S.I. B.Stat, B.Math Problem
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17
RMO 2003 Problem 4 | Stars and Bars Method | Bijection | Ghost variable strategy | Math Olympiad
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18
Problem-solving strategies by Arthur Engel | Pigeonhole principle | Math-Adda: Episode 7
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19
CMI 2019 - Combinatorics | Permutation & Combination | Problem 1
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20
RMO 2009 - Combinatorics | Application of Parity | Problem 6
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21
INMO 2013 - Bijection Principle | Maths Olympiad | Combinatorics | Problem 4
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22
AMC 10A 2019 Problem 20 | Probability and Combinatorics for Math Olympiad, IOQM, AMC
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23
Learn how factorials are related to counting | TOMATO Subjective Problem 16 | ISI - CMI - IOQM
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24
A really cool induction problem for Math Olympiad, ISI-CMI Entrance | IOQM, INMO, AMC 10, 12
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25
How to use parity of vertices in Math olympiad problem - IOQM, AMC 8, AMC 10-12, ISI-CMI
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26
A man is known to speak the truth 4 out of 5 times. He throws a die and reports that it is a four!
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27
IOQM 2023 Problem 10 | Recurrence Relation in Math Olympiad | PRMO |
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28
Can You Say What is Invariant? | Combinatorics for Kids | Junior Math Olympiad Program
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29
Preparing Salad with Combinatorics | Generating Functions | Cheenta | Raghunath J V
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30
All Russian Math Olympiad 2015 | Grade 10 | 10X10 Grid | Combinatorics | Cheenta | Raghunath J V
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31
Euler's Constant in Permutations | NBHM 2025 | Problem 7 | Cheenta | Rajdeep
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