Unlike the picture, there are no decimals. The rightmost column is the unit column.
Hi, the abacus is Chinese invention, not japanese !!!
i never made any claim to who invented the abacus. i'm just clarifying that this problem pertains to the japanese soroban, which is specifically designed for base-10 arithmetic.
Link provided to webhome.idirect.com appears to be down. Here is another link:
i dont get it..how does it work?
Reverse the vector
Swap the input arguments
Find the sum of the elements in the "second" diagonal
Area of an equilateral triangle
Guess the Coefficients!
Square Digits Number Chain Terminal Value (Inspired by Project Euler Problem 92)
Right Triangle Side Lengths (Inspired by Project Euler Problem 39)
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