Submission #963252

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
963252	2024-04-14 19:24:18	noobcodur	Election Campaign (JOI15_election_campaign)	C++14	100 / 100	183 ms	48064 KiB

election_campaign

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#include<bits/stdc++.h>
using namespace std;
using ld = long double;
#define int long long
#define pii pair<int,int>
#define forn(i,j) for(int i = 0; i < j; ++i)
#define forrange(i,j,k) for(int i = j; i < k; ++i)
#define vi vector<int>
#define vpii vector<pii>
#define f first
#define s second
#define pb push_back
#define all(x) x.begin(),x.end()
const int MOD = 1e9+7; const int INF = 1e17+1; const int maxN = 2e5+1;
void setIO(string name){
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  if(!name.empty()){
    freopen((name + ".in").c_str(),"r",stdin);
    freopen((name + ".out").c_str(),"w",stdout);
  }
}
struct Query{
  int a,b,c;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

election_campaign.cpp: In function 'void dfs2(long long int, long long int)':
election_campaign.cpp:79:11: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   79 |  for(auto [a,b,cost] : Q[src]){
      |           ^
election_campaign.cpp: In function 'void setIO(std::string)':
election_campaign.cpp:24:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |   freopen((name + ".in").c_str(),"r",stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
election_campaign.cpp:25:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |   freopen((name + ".out").c_str(),"w",stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 30 / 30
• Subtask 5: 10 / 10
• Subtask 6: 40 / 40