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?
Arrange Vector in descending order
Matrix indexing with two vectors of indices
Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
07 - Common functions and indexing 2
length of a vector
Test if two numbers have the same digits
First N Perfect Squares
Recurring Cycle Length (Inspired by Project Euler Problem 26)
Number of Circles in a Number
Generalized N-Cards Problem
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