#include <iostream>
#include <string>
#include <array>
int main() {
std::array<std::string, 7> arr {"C++ is a high-level, general-purpose programming language",
"created by Danish computer scientist Bjarne Stroustrup",
"C++ is a high-level, general-purpose programming language",
"Multi-paradigm: procedural, imperative, functional",
"object-oriented, generic, modular",
" C++23 / 19 March 2023",
"object-oriented, generic, modular"
};
int size = sizeof(arr)/sizeof(arr[0]);
for (int i = 0; i < size; i++) {
for (int j = i + 1; j < size; j++) {
if (arr[i] == arr[j]) {
std::cout << "line " << i << " and line " << j << " = " << arr[i] << "\n";
}
}
}
}
/*
run:
line 0 and line 2 = C++ is a high-level, general-purpose programming language
line 4 and line 6 = object-oriented, generic, modular
*/
