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// 03-ifconstexpr.cpp : demonstrate compile-time if

import std;

using namespace std;

int main() {

constexpr auto int_size = sizeof(int);

if constexpr (int_size == 4) {

cout << "32 bit ints\n";

}

else if constexpr (int_size == 8) {

cout << "64 bit ints\n";

}

else {

cout << "Man, you have weird ints!\n";

}