Problem 45247. Tell your secret

Asif Newaz

19 solvers

1 likes

Solve

Solve Later

A secret can be told only to 2 persons in 5 minutes. Now, these 2 more persons can spread the secret to 4 other people in the next 5 minutes. this way continues... So How long will it take to spread the secret to n persons? Output will be for two scenarios -

z(1) -- each person can continue spreading the secret
z(2) -- each person can tell the secret to only two persons

n.b. outputs can only be multiples of 5.

Solve

Solution Stats

60 Solutions

Last Solution submitted on Jul 13, 2026

Last 200 Solutions

Problem Comments

Solution Comments

Show comments

Problem Recent Solvers19

Suggested Problems

Convert a vector into a number

621 Solvers
Longest run of consecutive numbers

6779 Solvers
Combinations without using nchoosek

141 Solvers
Binary

229 Solvers
Matrix multiplication across rows

403 Solvers

More from this Author174

'X'avier

19 Solvers
Checkmate-02

11 Solvers
The length of the equal sides of an isoceles triangle is 'a'.For all the possible (integer) values of the remaining side,find the associated angles between the two equal sides.

25 Solvers
Wythoff Sequence

32 Solvers
The Tortoise and the Hare - 01

60 Solvers

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!