AJHSME 1991 Problem 6
Source:
June 24, 2011
Problem Statement
Which number in the array below is both the largest in its column and the smallest in its row? (Columns go up and down, rows go right and left.)
\begin{tabular}[t]{ccccc}
10 & 6 & 4 & 3 & 2 \\
11 & 7 & 14 & 10 & 8 \\
8 & 3 & 4 & 5 & 9 \\
13 & 4 & 15 & 12 & 1 \\
8 & 2 & 5 & 9 & 3
\end{tabular}