Submission #319537

#	Time	Username	Problem	Language	Result	Execution time	Memory
319537		mariowong	Just Long Neckties (JOI20_ho_t1)	C++14	100 / 100	129 ms	10852 KiB

ho_t1

#include <bits/stdc++.h>
#define x first
#define y second
#define pii pair<int,int>
#define ll long long
#define pll pair<ll,ll>
#define pbb pair<bool,bool>
#define mp make_pair
#define pb push_back
#define pf push_front
#define popb pop_back
#define popf pop_front
#define xmod (ll)(1e9+9) 
#define hmod 1286031825167LL
using namespace std;

int n,b[200005],mxr[200005],mxl[200005],ans[200005]; 
pii a[200005];
int main(){	
	ios::sync_with_stdio(false);
	cin >> n; n++;
	for (int i=1;i<=n;i++){
		cin >> a[i].x;
		a[i].y=i;
	}
	for (int i=1;i<n;i++){
		cin >> b[i];
	}
	sort(a+1,a+1+n); sort(b+1,b+n);
	for (int i=1;i<n;i++){
		mxl[i]=max(mxl[i-1],a[i].x-b[i]);
	}
	for (int i=2;i<=n;i++){
		mxr[i]=max(0,a[i].x-b[i-1]);
	}
	for (int i=n-1;i>=1;i--){
		mxr[i]=max(mxr[i+1],mxr[i]);
	}
	for (int i=1;i<=n;i++){
		ans[a[i].y]=max(mxl[i-1],mxr[i+1]);
	}
	for (int i=1;i<=n;i++){
		cout << ans[i] << " ";
	}
	cout << "\n";
    return 0;
}

• Subtask 1: 1 / 1
• Subtask 2: 8 / 8
• Subtask 3: 91 / 91