Submission #1116053

#	Time	Username	Problem	Language	Result	Execution time	Memory
1116053		Dan4Life	Coin Collecting (JOI19_ho_t4)	C++17	0 / 100	2 ms	2640 KiB

joi2019_ho_t4

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) begin(a),end(a)
#define int long long
const int N = (int)1e5+10;
int n;
vector<int> v[N];
 
int32_t main(){
	ios_base::sync_with_stdio(false); cin.tie(0);
	cin >> n; int ans = 0;
	for(int i = 0; i < 2*n; i++){
		int x, y; cin >> x >> y;
		v[1].pb(x), v[0].pb(y);
	}
	for(int j : {0,1}) sort(all(v[j]));
	int x = 1;
	for(int i = 0; i < 2*n; i++){
		if(i<n) ans+=abs(v[0][i]-1)+abs(x-v[1][i]);
		else ans+=abs(v[0][i]-2)+abs(x-v[1][i]);
		if(i%2) x++;
	}
	cout << ans << "\n";
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 29
• Subtask 3: 0 / 63