Submission #1105384

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1105384	2024-10-26 08:58:16	monaxia	Hotspot (NOI17_hotspot)	C++17	100 / 100	1513 ms	245832 KiB

hotspot

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// credit: Mai Hong Kien
 
#include <bits/stdc++.h>
#define pb push_back
#define ppb pop_back
#define fr first
#define sc second
#define all(v) v.begin(), v.end()
#define mod (long long)(1e9 + 7)
#define eps (long long)(1e-9)
using namespace std;
 
using ll = long long;
using ull = unsigned long long;
using ld = long double;
ll LIMIT = 2e3 + 5;
 
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
ll random (ll l, ll r){return uniform_int_distribution <ll> (l, r)(rng);}
 
 
void solve(){
    ll n, m;
    long double mx = 0, res = 0;
    cin >> n >> m;
 
    vector <vector <ll>> graph(n + 1), dist(n + 1, vector <ll> (n + 1, INT_MAX)), path(n + 1, vector <ll> (n + 1, 0));
    vector <long double> e(n + 1, 0);
    vector <pair <ll, ll>> range;
 
 
 
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Compilation message (stderr)

hotspot.cpp: In function 'int main()':
hotspot.cpp:99:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   99 |         freopen("TOY.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
hotspot.cpp:100:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  100 |         freopen("TOY.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 5 / 5
• Subtask 3: 11 / 11
• Subtask 4: 18 / 18
• Subtask 5: 26 / 26
• Subtask 6: 36 / 36