Submission #1104715

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1104715	2024-10-24 09:13:35	tuannm	Park (BOI16_park)	C++17	0 / 100	424 ms	68340 KiB

park

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#include<bits/stdc++.h>
#define ii pair<int, int>
#define ll pair<long long, long long>
#define fi first
#define se second
#define pb push_back
#define eps 1e-10
using namespace std;
const int mod[2] = {1000000007, 998244353};
const int N = 2e3 + 5;
const string NAME = "escaping";
int n, m, w, h;
int p[N], ans[100001];
vector<tuple<int, int, int>> queries;
vector<tuple<long double, int, int>> edges;
int find_set(int u){
    if(u == p[u])
        return u;
    return p[u] = find_set(p[u]);
}
void join_set(int u, int v){
    u = find_set(u);
    v = find_set(v);
    if(u == v)
        return;
 
 
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Compilation message (stderr)

park.cpp: In function 'void solve()':
park.cpp:111:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::tuple<long double, int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  111 |         while(ptr < edges.size()){
      |               ~~~~^~~~~~~~~~~~~~
park.cpp: In function 'int main()':
park.cpp:155:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  155 |         freopen((NAME + ".inp").c_str(), "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
park.cpp:156:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  156 |         freopen((NAME + ".out").c_str(), "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 27
• Subtask 2: 0 / 31
• Subtask 3: 0 / 42