#include "iostream"
#include "stdlib.h"
#include "locale.h"
#include "time.h"
using namespace std;
void create(int** arr, int n);
void show(int** arr, int n);
void max_quarter(int** arr, int n);
void find_min_max(int** arr, int n, int &pos_max_row, int &pos_min_col);
void change_row_column(int** arr, int n, int &pos_max_row, int &pos_min_col);
int main()
{
srand(time(NULL));
setlocale(LC_ALL, "russian");
bool flag = false;
int pos_max_row = 0, pos_min_col = 0;
int n=0;
int answer = 100;
int **A = 0;
A = (int**)malloc(n*sizeof(int));
if(!A)
{
int** A = (int**)malloc(n*sizeof(int));
}
while (answer != 0)
{
system("cls");
cout
cout
cout
cout
cout
cout
cout
while (!(cin >> answer)) { //делаем проверку на ввод букв символов итд
cout
cin.clear();
fflush(stdin);
}
system("cls");
switch (answer)
{
case 1:
{
cout
while (!(cin >> n))
{ //делаем проверку на ввод букв символов итд
cout
cin.clear();
fflush(stdin);
}
create(A, n);
cout
system("pause");
break;
}
case 2:
{
if(n != 0){
cout
show(A, n);
}else cout
system("pause");
break;
}
case 3:
{
if(n != 0){
flag = true;
cout
find_min_max(A,n, pos_max_row, pos_min_col);
}else cout
system("pause");
break;
}
case 4:
{
if(flag == true)
{
cout
change_row_column(A,n, pos_max_row, pos_min_col);
}else cout
system("pause");
break;
}
system("pause");
return 0;
}
}
}
void create(int **arr, int n)
{
for(int i=0; i
{
arr[i]=(int*)malloc(n*sizeof(int));
if(!arr[i])
{
arr[i]=(int*)malloc(n*sizeof(int));
}
for(int j=0; j
{
arr[i][j]= -200 + rand()%401;
}
}
}
void show(int **arr, int n)
{
for (int i=0; i
{
for(int j=0; j
{
printf("%7d", arr[i][j]);
}
printf("\n");
}
}
void find_min_max(int** arr, int n, int &pos_max_row, int &pos_min_col){
int min = arr[0][0];
int max = arr[0][0];
for(int i = 0; i < n; i++){
for(int j = 0; j < n; j++){
if(arr[i][j] > max)
{
max = arr[i][j];
pos_max_row = i;
}
if(arr[i][j] < min)
{
min = arr[i][j];
pos_min_col = j;
}
}
}
cout
cout
}
void change_row_column(int** arr,int n, int &pos_max_row, int &pos_min_col){
cout
show(arr,n);
cout
for(int i = 0; i < n; i++){
int temp = arr[i][pos_min_col];
arr[i][pos_min_col] = arr[pos_max_row][i];
arr[pos_max_row][i] = temp;
}
cout
show(arr,n);
}