advent-of-code/2022/cpp/04/lib.hpp
2023-08-02 11:50:10 +02:00

25 lines
443 B
C++

#include <iostream>
#include <ostream>
#include <vector>
template<class T>
std::ostream &operator<<(std::ostream &os, const std::vector<T> &list) {
unsigned long i = 0;
os << "[";
for (auto el : list) {
os << el;
if (i < list.size() - 1) {
os << ", ";
}
i++;
}
os << "]";
return os;
}
inline void error(const char * msg){
std::cerr << msg << std::endl;
exit(1);
}