Три стула по углам, и 2 у стенок
Using System;
using System.Collections.Generic;
public class Matrix
{
private double[,] Data;
public double this[int i, int j]
{
get { return Data[i, j]; }
set { Data[i, j] = value; }
}
public Matrix(double[,] data) { this.Data = data; }
public override string ToString()
{
var sb = new System.Text.StringBuilder();
for (var i = Data.GetLowerBound(0); i <= Data.GetUpperBound(0); i++)
{
for (var j = Data.GetLowerBound(1); j <= Data.GetUpperBound(1); j++)
{
sb.AppendFormat("{0} ", Data[i, j]);
}
sb.AppendLine();
}
return sb.ToString();
}
public int GetUpperBound(int i) => this.Data.GetUpperBound(i);
public static Matrix operator -(Matrix a, Matrix b)
{
var c = new double[1 + Math.Min(a.GetUpperBound(0), b.GetUpperBound(0)), 1 + Math.Min(a.GetUpperBound(1), b.GetUpperBound(1))];
for (var i = 0; i <= c.GetUpperBound(0); i++)
{
for (var j = 0; j <= c.GetUpperBound(1); j++)
{
c[i, j] = a[i, j] - b[i, j];
}
};
return new Matrix(c);
}
}
class Program
{
static void Main()
{
var n = 5;
var a = new Matrix(new double[n, n]);
var b = new Matrix(new double[n, n]);
for (var i = 0; i < n; i++)
{
for (var j = 0; j < n; j++)
{
a[i, j] = i + j;
b[i, j] = i;
}
}
Console.WriteLine(a);
Console.WriteLine(b);
Console.WriteLine(a - b);
Console.ReadKey();
}
}
Const
M = 3;
N = 4;
Var
A:array[1..M,1..N] of integer;
i,j,k:integer;
Begin
Randomize;
WriteLn('Исходный массив:');
For i:= 1 to M do
Begin
For j:= 1 to N do
Begin
A[i,j]:=random(71)-30;
Write(A[i,j]:3,' ')
End;
WriteLn;
End;
Write('Номер столбца: ');
For j:= 1 to N do
Write(j:3,' ');
WriteLn;
Write('Искомое кол-во:');
For j:= 1 to N do
Begin
k:=0;
For i:= 1 to M do
if A[i,j]>0 then k:=k+1;
Write(k:3,' ');
End;
End.
Пример:
Исходный массив:
33 -21 -24 4
-20 28 -29 25
-15 -1 11 3
Номер столбца: 1 2 3 4
Искомое кол-во: 1 1 1 3
Нужно разбить на 4 группы по 8 бит и перевести в 10 систему
11001100
10011000
10111110
01000111
204.152.94.71
<span>for i in range(100,1000):
if (i % 15 == 11) and (i % 11 == 9):
print(i,end = '\n')</span>