Submission #147713

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
147713	2019-08-30 13:15:02	MvC	Valley (BOI19_valley)	C++11	100 / 100	411 ms	77304 KiB

valley

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#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
#include<bits/stdc++.h>
//#include "boxes.h"
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define mkp make_pair
#define in insert
#define er erase
#define fd find
#define fr first
#define sc second
typedef long long ll;
typedef long double ld;
const ll INF=0x3f3f3f3f3f3f3f3f;
const ll llinf=(1LL<<61);
const int inf=(1<<30);
const int nmax=1e5+50;
const int mod=1e9+7;
using namespace std;
int n,s,q,e,x,y,ex[nmax],ey[nmax],par[nmax][20],fin[nmax],fout[nmax],b[nmax],i,tin,v,l;
ll w,ew[nmax],h[nmax],w1,w2,up[nmax],dw[nmax],u[nmax][20],d[nmax][20],w3,vl[nmax],vd[nmax],vu[nmax];
vector<pair<int,ll> >a[nmax];
vector<pair<ll,int> >vc[nmax],vec[nmax];
void dfsdw(int x,int p)
{
  if(b[x])vc[x].pb(mkp(0,x));
  for(int i=0;i<a[x].size();i++)
  {
 
 
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Compilation message (stderr)

valley.cpp:2:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization("O3")
 
valley.cpp:3:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization("unroll-loops")
 
valley.cpp: In function 'void dfsdw(int, int)':
valley.cpp:29:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<a[x].size();i++)
              ~^~~~~~~~~~~~
valley.cpp: In function 'void dfsup(int, int, ll)':
valley.cpp:48:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<vc[p].size();i++)
               ~^~~~~~~~~~~~~
valley.cpp:61:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<a[x].size();i++)
              ~^~~~~~~~~~~~
valley.cpp: In function 'void build(int, int, ll)':
valley.cpp:94:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<a[x].size();i++)
              ~^~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 27 / 27
• Subtask 3: 23 / 23
• Subtask 4: 41 / 41