Объяснение:
#include <iostream>
using namespace std;
int main()
{
int N, average, sum = 0, counter = 0;
cout << "Введите размер массива (N): ";
cin >> N;
int A[N];
cout << "Вводите значения массива: " << endl;
for (int i = 0; i < N; ++i){
cin >> A[N];
sum += A[N];
}
average = sum / N;
cout << "Среднее арифметическое: " << average << endl;
for (int i = 0; i < N; ++i){
if(A[i] < average){
counter++;
}
}
cout << "Кол-во элементов: " << counter << endl;
return 0;
}
#include <cstdlib>
#include <ctime>
int main()
{
using namespace std;
cout << "Enter size of array: ";
int N;
cin >> N;
int * ARR = new int[N];
srand(time(0));
int i;
for (i = 0; i < N; ++i)
ARR[i] = rand() % 100 + 1;
cout << "Here is an original array:\n";
for (i = 0; i < N; ++i)
cout << ARR[i] << " ";
cout << endl;
int temp = ARR[N - 1];
for (i = N - 1; i > 0; --i)
ARR[i] = ARR[i - 1];
ARR[0] = temp;
cout << "\nHere is a new array:\n";
for (i = 0; i < N; ++i)
cout << ARR[i] << " ";
cout << endl;
return 0;
}