Submission #725102

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
725102	2023-04-16 22:58:46	faremy	Road Closures (APIO21_roads)	C++14	100 / 100	430 ms	44004 KiB

roads

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#include <iostream>
#include <random>
using uint = unsigned int;
using ll = long long;
using ull = unsigned long long;
//Wrapper for generating random integers from [0, N[
class RandInt
{
        static std::random_device rd;
        static std::mt19937 gen;
        std::uniform_int_distribution<ll> distrib;
public:
        RandInt(ll N) : distrib(0, N - 1) {}
        ll operator ()() { return distrib(gen); }
};
std::random_device RandInt::rd;
std::mt19937 RandInt::gen(rd());
//End of template
#include "roads.h"
#include <vector>
#include <utility>
#include <unordered_map>
#include <queue>
 
 
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Compilation message (stderr)

roads.cpp: In function 'll cut_children(int, int, int)':
roads.cpp:165:12: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  165 |  for (auto [child, _] : tree[node])
      |            ^
roads.cpp: In function 'void compute_cuts(int, int, int)':
roads.cpp:210:12: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  210 |  for (auto [child, _] : tree[node])
      |            ^
roads.cpp: In function 'std::vector<long long int> minimum_closure_costs(int, std::vector<int>, std::vector<int>, std::vector<int>)':
roads.cpp:243:14: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  243 |    for (auto [neighbor, weight] : tree[deg_order[first_alive]])
      |              ^

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 14 / 14
• Subtask 4: 10 / 10
• Subtask 5: 17 / 17
• Subtask 6: 25 / 25
• Subtask 7: 22 / 22