Submission #1156725

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1156725	2025-02-24 14:43:11	nikolashami	Harbingers (CEOI09_harbingers)	C++20	0 / 100	3 ms	2884 KiB

harbingers

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#include<bits/stdc++.h>
using namespace std;
using ll=long long;
const ll N=1e5+4;
vector<array<int,2>>g[N];
ll S[N],V[N],D[N],P[N],F[N],n;
struct Line{
  ll k=0,nn=0,ac=0;
  ll f(ll x){return(k*x)+nn;}
};
 
struct Pers_Li_Chao{
  vector<Line>st;
  vector<ll>lc,rc,root;
  ll nn,nd;
  void ch(ll sz){
    nn=sz;
    nd=1;
    st.clear();
    lc.clear();
    rc.clear();
    root.clear();
    st.resize(21*sz+5);
    lc.resize(21*sz+5);
    rc.resize(21*sz+5);
    root.resize(5+sz);
    root[0]=1;
  }
 
 
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Compilation message (stderr)

harbingers.cpp: In function 'int main()':
harbingers.cpp:94:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   94 |     freopen("harbingers.in","r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
harbingers.cpp:95:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   95 |     freopen("harbingers.out","w",stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 100