Vector

vec.h

#pragma once

#include <vector>

template<class T, size_t N = 1>
class vec : public std::vector<vec<T,N-1>> {
public:
	explicit vec() : std::vector<vec<T,N-1>>() {}
	template<class Size, class... Sizes>
	explicit vec(Size n, Sizes... ns) : std::vector<vec<T,N-1>>(n,vec<T,N-1>(ns...)) {}
	vec<T,N-1> &at(size_t i) { return std::vector<vec<T,N-1>>::at(i); }
	template<class Size, class... Sizes>
	T &at(size_t i, Size i2, Sizes... is) { return std::vector<vec<T,N-1>>::at(i).at(i2,is...); }
	const vec<T,N-1> &at(size_t i) const { return std::vector<vec<T,N-1>>::at(i); }
	template<class Size, class... Sizes>
	const T &at(size_t i, Size i2, Sizes... is) const { return std::vector<vec<T,N-1>>::at(i).at(i2,is...); }
};

template<class T>
class vec<T,1> : public std::vector<T> {
public:
	explicit vec() : std::vector<T>() {}
	explicit vec(size_t n, T init = 0) : std::vector<T>(n, init) {}
	T &at(size_t i) { return std::vector<T>::at(i); }
	const T &at(size_t i) const { return std::vector<T>::at(i); }
};