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- begin
- var n := ReadLnInteger('Введите размер матрицы:');
- var arr: array [,] of integer := new integer[n, n];
- WriteLn('Исходная матрица:');
- for var i := 0 to arr.GetLength(0) - 1 do
- begin
- for var j := 0 to arr.GetLength(1) - 1 do
- begin
- arr[i, j] := Random(51) - 25;
- Write(arr[i, j]:5);
- end;
- WriteLn;
- end;
- var vec: array of integer := new integer[n];
- for var i := 0 to arr.GetLength(0) - 1 do vec[i] := arr[i, i] > 0 ? arr[i, 0] * 2 : arr[i, 0];
- WriteLn('Сформированный вектор:');
- vec.Println(#32);
- end.
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