Submission #706145

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
706145	2023-03-06 01:21:20	LittleCube	Road Construction (JOI21_road_construction)	C++14	100 / 100	8968 ms	77384 KiB

road_construction

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#pragma GCC optimize("Ofast,unroll-loops")
#include <bits/stdc++.h>
#define ll long long
#define pll pair<ll, ll>
#define F first
#define S second
using namespace std;
ll N, K, bit[750005];
pll p[250005], pp[250005];
void modify(int pos, int val)
{
    for (int i = pos; i <= 3 * N; i += (i & -i))
        bit[i] += val;
}
ll query(int pos)
{
    ll val = 0;
    for (int i = pos; i > 0; i -= (i & -i))
        val += bit[i];
    return val;
}
ll calc(ll L)
{
    vector<tuple<ll, int, int, int>> v;
    vector<ll> vy;
    v.reserve(3 * N);
 
 
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Compilation message (stderr)

road_construction.cpp: In function 'long long int calc(long long int)':
road_construction.cpp:57:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   57 |     for (auto [x, t, l, r] : v)
      |               ^
road_construction.cpp: In function 'int main()':
road_construction.cpp:101:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  101 |     for (auto [x, t, l, r] : v)
      |               ^
road_construction.cpp:121:23: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
  121 |     while (ans.size() < K)
      |            ~~~~~~~~~~~^~~

• Subtask 1: 5 / 5
• Subtask 2: 6 / 6
• Subtask 3: 7 / 7
• Subtask 4: 20 / 20
• Subtask 5: 27 / 27
• Subtask 6: 35 / 35