Problem 42938. Project Euler: Problem 18, Maximum path sum I

Riam Su

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By starting at the top of the triangle below and moving to adjacent numbers on the row below, the maximum total from top to bottom is 23.

       3*
     7*  4
   2   4*  6
 8   5   9*  3

3 + 7 + 4 + 9 = 23

Find the maximum total from top to bottom of a given triangle.

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Last Solution submitted on Jun 15, 2026

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Dyuman Joshi on 21 Mar 2022

I am having trouble understanding the concept, for e.g - tril(magic(10)), what I understand is 92+98+81+87+93+76+89+97+78+84=875, which is incorrect acc to the test suite

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