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Implement day 05.

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Bert Peters
2019-12-05 18:19:14 +01:00
parent 8a431820b0
commit c62bcf010f
6 changed files with 175 additions and 5 deletions
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11
2019/src/utils.hpp
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@@ -1,22 +1,29 @@
#pragma once
#include <charconv>
#include <deque>
#include <functional>
#include <iosfwd>
#include <string_view>
#include <vector>
namespace aoc2019 {
template<typename T>
inline std::from_chars_result from_chars(std::string_view str, T& value) {
inline std::from_chars_result from_chars(std::string_view str, T &value) {
return std::from_chars(str.data(), str.data() + str.size(), value);
}
template<typename T>
void combine_hash(std::size_t& seed, const T& o) {
void combine_hash(std::size_t &seed, const T &o) {
// Algorithm taken from boost::combine_hash.
std::hash<T> hash{};
seed ^= hash(o) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
}
std::string_view strtok(std::string_view &str, char token = ',');
std::vector<int> read_intcode(std::istream &input);
std::vector<int> run_intcode(std::vector<int> &program, std::deque<int> inputs = {});
}