Submission #1021176

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1021176	2024-07-12 15:08:29	PieArmy	Election (BOI18_election)	C++17	100 / 100	324 ms	46240 KiB

election

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typedef long long ll;
ll pie(ll army){return (1ll<<army);}
#include <bits/stdc++.h>
#define fr first
#define sc second
#define pb push_back
#define endl '\n'
#define mid ((left+right)>>1)
const ll inf=2000000000000000005;
const int sonsuz=2000000005;
using namespace std;
ll fpow(ll x,ll y,ll m=0){if(y<0){cout<<"powError";return -1;}if(m)x%=m;ll res=1;while(y>0){if(y&1)res*=x;x*=x;if(m){x%=m;res%=m;}y>>=1;}return res;}
struct Node{
    int sum=0,pref=0,suf=0,ans=0;
};
struct Seg{
    int n;
    vector<Node>tree;
    vector<int>arr;
    Node comb(Node x,Node y){
        Node res;
        res.sum=x.sum+y.sum;
        res.pref=max(x.pref,x.sum+y.pref);
        res.suf=max(x.suf+y.sum,y.suf);
        res.ans=max(max(x.ans+y.sum,x.sum+y.ans),x.pref+y.suf);
        return res;
    }
    void build(int node=1,int left=0,int right=-1){
 
 
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Compilation message (stderr)

election.cpp: In function 'int main()':
election.cpp:80:32: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   80 |  bool usaco=0;if(usaco){freopen(".in","r",stdin);freopen(".out","w",stdout);}
      |                         ~~~~~~~^~~~~~~~~~~~~~~~~
election.cpp:80:57: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   80 |  bool usaco=0;if(usaco){freopen(".in","r",stdin);freopen(".out","w",stdout);}
      |                                                  ~~~~~~~^~~~~~~~~~~~~~~~~~~

• Subtask 1: 28 / 28
• Subtask 2: 54 / 54
• Subtask 3: 18 / 18