What is the minimum number of people in a single room so that it can be sure to say"There are two people in this room whose birthday is in February "?

score 61 · Answer 10 · 2019-11-12 22:43:47

61

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Pigeonhole Problem (Scrimmage Match)

Published on 12 Nov 2019 - 22:43

score 143 · Answer 11 · 2019-11-13 05:31:21

143

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A result of generalised pigeonhole principle

Published on 13 Nov 2019 - 5:31

score 238 · Answer 12 · 2019-11-13 05:34:11

238

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Distribution of points on a 5 x 6 rectangle

Published on 13 Nov 2019 - 5:34

score 94 · Answer 13 · 2026-03-26 20:39:42

94

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A subset of a set with a specified property

Published on 26 Mar 2026 - 20:39

score 235 · Answer 14 · 2019-11-13 21:57:05

235

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Given the set of S natural numbers S = {1, 2, 3, . . . , 200} select one hundred and one numbers from S.

Published on 13 Nov 2019 - 21:57

score 110 · Answer 15 · 2019-11-14 02:17:52

110

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$n$ numbers of $\pm1$ of a circle. minimal value of sum of all products of 6 consecutive numbers

Published on 14 Nov 2019 - 2:17

List Question

A repunit is a number that contains only “ones” (for example $111$, $1111111$,….). Prove that one can find a repunit divisible by $1973$

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Discrete Mathematics - Pigeonhole Principle

What is the minimum number of people in a single room so that it can be sure to say"There are two people in this room whose birthday is in February "?

Pigeonhole Problem (Scrimmage Match)

A result of generalised pigeonhole principle

Distribution of points on a 5 x 6 rectangle

A subset of a set with a specified property

Given the set of S natural numbers S = {1, 2, 3, . . . , 200} select one hundred and one numbers from S.

$n$ numbers of $\pm1$ of a circle. minimal value of sum of all products of 6 consecutive numbers

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