Grains

Grains

Easy

Instructions

Calculate the number of grains of wheat on a chessboard.

A chessboard has 64 squares. Square 1 has one grain, square 2 has two grains, square 3 has four grains, and so on, doubling each time.

Write code that calculates:

  • the number of grains on a given square
  • the total number of grains on the chessboard
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