Submission #763703

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
763703	2023-06-22 16:20:09	anhduc2701	Tourism (JOI23_tourism)	C++17	100 / 100	1014 ms	111740 KiB

tourism

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/*
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimize("unroll-loops")
*/
#include <bits/stdc++.h>
using namespace std;
#define all(x) x.begin(), x.end()
#define len(x) ll(x.size())
#define eb emplace_back
#define PI acos(-1.0)
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define MIN(v) *min_element(all(v))
#define MAX(v) *max_element(all(v))
#define BIT(x, i) (1 & ((x) >> (i)))
#define MASK(x) (1LL << (x))
#define task "tnc"
#define rep(i, n) for (int i = 0; i < (n); i++)
#define rep1(i, n) for (int i = 1; i <= (n); i++)
typedef long long ll;
typedef long double ld;
const ll INF = 1e18;
const int maxn = 3e5 + 5;
const int mod = 1e9 + 7;
const int mo = 998244353;
using pi = pair<ll, ll>;
using vi = vector<ll>;
 
 
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Compilation message (stderr)

tourism.cpp: In function 'void update(int, int)':
tourism.cpp:90:10: warning: statement has no effect [-Wunused-value]
   90 |     for (id; id >= 1; id -= id & (-id))
      |          ^~
tourism.cpp: In function 'int get(int)':
tourism.cpp:98:10: warning: statement has no effect [-Wunused-value]
   98 |     for (id; id <= m; id += id & (-id))
      |          ^~
tourism.cpp: In function 'void dfs1(int, int, int, int, int)':
tourism.cpp:133:11: warning: comparison of integer expressions of different signedness: 'long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  133 |     if (z < d[u].size())
      |         ~~^~~~~~~~~~~~~
tourism.cpp: In function 'void DNC(int, int)':
tourism.cpp:194:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  194 |         for (auto i = 1; i < ver.size(); i++)
      |                          ~~^~~~~~~~~~~~
tourism.cpp:202:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  202 |         for (int i = 1; i < vir.size(); i++)
      |                         ~~^~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 7 / 7
• Subtask 4: 18 / 18
• Subtask 5: 24 / 24
• Subtask 6: 41 / 41