#include <iostream>
#include <cmath>
int main() {
double a = 5.123 * pow(10, -1);
double b = 4.987 * pow(10, 2);
double iloczyn = a * b;
double suma = a + b;
std::cout << "Iloczyn: " << iloczyn << std::endl;
std::cout << "Suma: " << suma << std::endl;
return 0;
}
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