Напишите код решения к четырем задачам (вкладка Файл) в C++, используя тему Многомерные массивы и Функции

#include <iostream>

int main()

{

int n;

float l;

std::cin >> n >> l;

switch (n)

{

case 1:

 std::cout << "Length: " << l / 10;

 break;

case 2:

 std::cout << "Length: " << l * 1000;

 break;

case 3:

 std::cout << "Length: " << l;

 break;

case 4:

 std::cout << "Length: " << l / 1000;

 break;

case 5:

 std::cout << "Length: " << l / 100;

 break;

default:

 break;

}

std::cout << std::endl;

system("pause");

return 0;

}

Var a1,a2,a3,a4,a5,a6,a7,a8,k:integer;
begin
k:=0;
read (a1,a2,a3,a4,a5,a6,a7,a8);
if (a1>0) and (a2>0) and (a3>0) and (a4>0) and (a5>0) and (a6>0) and (a7>0) and (a8>0) then
begin
if (a1 mod 3 = 0) and (a1 mod 10 = 4) then k:=k+1;
if (a2 mod 3 = 0) and (a2 mod 10 = 4) then k:=k+1;
if (a3 mod 3 = 0) and (a3 mod 10 = 4) then k:=k+1;
if (a4 mod 3 = 0) and (a4 mod 10 = 4) then k:=k+1;
if (a5 mod 3 = 0) and (a5 mod 10 = 4) then k:=k+1;
if (a6 mod 3 = 0) and (a6 mod 10 = 4) then k:=k+1;
if (a7 mod 3 = 0) and (a7 mod 10 = 4) then k:=k+1;
if (a8 mod 3 = 0) and (a8 mod 10 = 4) then k:=k+1;
writeln (k);
end else
writeln ('Неверный ввод');
end.