376a

using System;
using System.Text;
namespace ExamTasks
{
    class Program
    {
        static void Main(string[] args)
        {
            Random rnd = new Random();
            int m = int.Parse(Console.ReadLine());
            int[] a = new int[m];
            Console.WriteLine("Целые числа от a1 до am:");
            for (int i = 0; i < m; i++)
            {
                a[i] = rnd.Next(-9, 10);
                if (a[i] >= 0)
                    Console.Write(" ");
                Console.Write(a[i] +"\t");
            }
            int[,] matrix = new int[m, m];
            Console.WriteLine("\n\nСгенерированная матрица:");
            for (int i = 0; i < m; i++)
            {
                for (int j = 0; j < m; j++)
                {
                    matrix[i, j] = rnd.Next(-9, 10);
                    if (matrix[i, j] >= 0)
                        Console.Write(" ");
                    Console.Write(matrix[i, j] + "\t");
                }
                Console.Write("\n");
            }
            for (int i = 0; i < m; i++)
            {
                if (a[i] > 0)
                    for (int j = 0; j < m; j++)
                    {
                        if (matrix[i, j] < 0)
                            matrix[i, j] = -1;
                        if (matrix[i, j] > 0)
                            matrix[i, j] = 1;
                    }
            }
            Console.WriteLine("\nПолученная матрица:");
            for (int i = 0; i < m; i++)
            {
                for (int j = 0; j < m; j++)
                {
                    if (matrix[i, j] >= 0)
                        Console.Write(" ");
                    Console.Write(matrix[i, j] + "\t");
                }
                Console.Write("\n");
            }
        }
    }
}