



#include
#include
#include
#include
#define RAND(min, max) (rand() % ((max) - (min)) + (min))
using namespace std;
size_t input(const char* msg) {
cout > value;
cin.ignore(0x1000, '\n');
return value;
}
void fill(double* box, const size_t n, int a, int b) {
if (a > b) swap(a, b);
for (size_t i = 0; i < n; ++i) box[i] = RAND(a, b) / 10.0;
}
void show(double* box, const size_t n, const streamsize w) {
for (size_t i = 0; i < n; ++i) cout
#include
void arifmetic(double** arr, int n, int m, double* res)
{
for (int i = 0; i < n; i++)
for (int j = 0; j < m; j++)
res[j] += arr[i][j]/n;
}
int main()
{
srand(time(nullptr));
int n, m;
std::cin >> n >> m;
double** arr = new double* [n];
for (int i = 0; i < n; i++) arr[i] = new double[m];
//заполнение
for (int i = 0; i < n; i++)
for (int j = 0; j < m; j++) arr[i][j] = ((rand() % 7501) - 2500)/ 100.0;
//контроль
for (int i = 0; i < n; i++)
{
for (int j = 0; j < m; j++) std::cout