Submission #448811

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
448811	2021-08-01 19:06:24	julian33	Railway (BOI17_railway)	C++14	100 / 100	146 ms	30012 KiB

railway

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#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {
    cerr<<vars<<" = ";
    string delim="";
    (...,(cerr<<delim<<values,delim=", "));
    cerr<<"\n";
}
#else
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {}
#endif
#define pb push_back
#define sz(x) (int)(x.size())
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
template<typename T> inline void maxa(T& a,T b){a=max(a,b);}
template<typename T> inline void mina(T& a,T b){a=min(a,b);} 
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int mxN=1e5+5,mxL=20; //make sure this is right
const int mod=1e9+7;
 
 
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Compilation message (stderr)

railway.cpp: In function 'void dfs(int, int)':
railway.cpp:42:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   42 |     for(auto &[i,e]:graph[at]){
      |               ^
railway.cpp: In function 'void ps(int, int, int)':
railway.cpp:109:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  109 |     for(auto &[i,e]:graph[at]){
      |               ^

• Subtask 1: 8 / 8
• Subtask 2: 15 / 15
• Subtask 3: 7 / 7
• Subtask 4: 29 / 29
• Subtask 5: 16 / 16
• Subtask 6: 25 / 25