import java.util.*;
class multi_arrays {
public static void main
(String[] args
){ Scanner in
= new Scanner
(System.
in); int n = in.nextInt(); //Объявление переменной, обозначающей размерность массива
int[][] a = new int [n][n];
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
a[i][j] = in.nextInt();
}
}
for (int i = 0; i < n; i++) {
int min = a[i][0];
for (int j = 0; i - j >= 0; j++) // критерий отбора элементов под главной диагональю
{
if (a[i][j] < min) {
min = a[i][j];
}
}
}
}
}
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