Submission #1341826

#TimeUsernameProblemLanguageResultExecution timeMemory
1341826zwheaJust Long Neckties (JOI20_ho_t1)C++20
100 / 100
70 ms14848 KiB
#include <iostream> 
#include <vector> 
#include <string> 
#include <algorithm>
#include <cmath> 
#include <map>                  
#include <set>
#include <queue>    
#include <stack>
#include <unordered_map>
#include <unordered_set>
#include <bitset>
#include <numeric> 
#include <functional>
#include <iomanip>
#include <sstream>
#include <numeric>  
                                                                                
#define endl "\n"
#define int long long
#define pb push_back
#define fi first
#define se second
#pragma GCC optimize("O3")
//#pragma GCC optimize("Ofast")
//pragma GCC optimize("unroll-loops")
using namespace std;
int INF=1e18;
int MOD=1e9+7;
int MOD2=1e9;
int ABCMOD=998244353;

//mac olunca template kullanmak zorundayim :/

inline void solve(){
    int n; cin>>n;
    vector<int> b(n);
    vector<pair<int,int>> a(n+1);
    for(int i=0;i<=n;i++) {
        cin>>a[i].fi;
        a[i].se=i;
    }
    for(int i=0;i<n;i++) cin>>b[i];

    sort(a.begin(),a.end());
    sort(b.begin(),b.end());
    vector<int> norm(n), left(n);

    vector<int> lsufmax(n,-INF);
    vector<int> nprefmax(n,-INF);

    for(int i=0;i<n;i++){
        norm[i]=a[i].fi-b[i];
        left[i]=a[i+1].fi-b[i];

        nprefmax[i]=max(nprefmax[i],norm[i]);
        if(i>0) nprefmax[i]=max(nprefmax[i-1],norm[i]);
    }

    for(int i=n-1;i>=0;i--){
        lsufmax[i]=max(lsufmax[i],left[i]);
        if(i<n-1) lsufmax[i]=max(lsufmax[i+1],left[i]);
    }

    /*
    for(int i=0;i<n;i++) cout<<norm[i]<<" ";
        cout<<endl;
    for(int i=0;i<n;i++) cout<<left[i]<<" ";
        cout<<endl;
    for(int i=0;i<n;i++) cout<<nprefmax[i]<<" ";
        cout<<endl;
    for(int i=0;i<n;i++) cout<<lsufmax[i]<<" ";
        cout<<endl;
        */

    vector<int> ans(n+1);
    for(int i=0;i<=n;i++){
        int cvp=-INF;
        if(i>0) cvp=max(cvp,nprefmax[i-1]);
        if(i<n) cvp=max(cvp,lsufmax[i]);
        ans[a[i].se]=cvp;
    }

    for(int i: ans) cout<<i<<" ";
}

signed main(){
    ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);

    //freopen("hps.in", "r", stdin); freopen("hps.out", "w", stdout);
    int T=1; //cin>>T;
    while (T--){
        solve();
    }
}
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