AMC 12 2010a Problem 18
- Paper
A 16-step path is to go from to with each step increasing either the -coordinate or the -coordinate by 1. How many such paths stay outside or on the boundary of the square , at each step?
\textbf{(A)}\ 92 \textbf{(B)}\ 144 \textbf{(C)}\ 1568 \textbf{(D)}\ 1698 \textbf{(E)}\ 12,800
Dataset text AMC 12 2000 to 2025. Quoted with source.
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D
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