Problem of the Day
A new programming or logic puzzle every Mon-Fri

The Brady Bunch

A family of 2 daughters, 2 sons, a mom, a dad, a maid, and a dog are sitting on one end of the river with a canoe that can hold 2 people. The goal of this problem is to get everyone across the river using the one boat in a timely fashion.

The rules are simple:

  • There must always be one adult in the boat at all times
  • The maid must be with the dog at all times
  • The dad can't be left alone with the daughters, nor the mom with the sons.

To make the problem fit the title we'll say that Marcia and Greg are out of town :)

Enjoy your weekend!

Permalink: http://problemotd.com/problem/the-brady-bunch/

Comments:

  • David - 10 years, 2 months ago

    Dad crosses with 1 boy. Maid prevents son alone with Mom. Dad returns alone. Dad crosses with 1 boy. Dad returns alone. Dad crosses with Mom. Mom returns alone. Maid crosses with dog. Dad returns alone. Dad crosses with Mom. Mom returns alone. Mom crosses with daughter. Mom returns alone. Leaving Maid to prevent Dad alone with daughter. Mom crosses with last daughter.

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