Odpowiedź :
1)
#include <iostream>
using namespace std;
int main() {
int tablica[20] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 21,
1, 2, 3, 4, 5, 6, 7, 8, 9, 1};
int indeks = 0;
for (int i = 0; i < 20; i++) {
if (tablica[indeks] < tablica[i]) {
indeks = i;
}
}
cout << "Max indeks : " << indeks << endl;
cout << "Max wartosc: " << tablica[indeks] << endl;
}
2)
#include <iostream>
using namespace std;
int main() {
float a, b;
cout << "Podaj a: ";
cin >> a;
cout << "Podaj b:";
cin >> b;
cout << "a+b = " << a + b << endl;
cout << "a-b = " << a - b << endl;
cout << "a*b = " << a * b << endl;
if (b != 0) {
cout << "a/b = " << a / b << endl;
}
}