#include <iostream>
#include <cstdlib>
#include <ctime>
#include <math.h>
using namespace std;
int tablica[8];
void potega();
int main(){
int a;
for (int i = 0; i < 8; i++){
    cout << "wprowadz liczbe calkowita: ";
    cin >> a;
    tablica[i] = a;
}
cout << "elementy tablicy: " << endl;
for (int i = 0; i < 8; i++) cout << tablica[i] << endl;
potega();
cout << "elementy tablicy po zmianie: "<< endl;
for (int i = 0; i < 8; i++) cout << tablica[i] << endl;
}
void potega(){
    for (int i = 0; i < 8; i++) tablica[i] = pow(tablica[i],2);
}