Submission #496836

#	Time	Username	Problem	Language	Result	Execution time	Memory
496836		vinnipuh01	Coin Collecting (JOI19_ho_t4)	C++17	0 / 100	1 ms	332 KiB

joi2019_ho_t4

#include <iostream>
#include <bits/stdc++.h>
#include <cmath>
#include <algorithm>
#include <vector>
#include <deque>
#include <set>
#include <stack>
#include <string>
#include <map>
#include <queue>

using namespace std;

const long long oo = 1000000000000000000;

long long int  sum, ans = 0, mx = 0, mn = 1000000000, num, pos;


/*
    ViHHiPuh

   (( `'-""``""-'` ))
     )-__-_.._-__-(
   / --- (o _ o) --- \
   \ .-* ( .0. ) *-. /
   _'-. ,_ '=' _, .-'_
  / `;#'#'# - #'#'#;` \
 \_)) -----'#'----- ((_/
      # --------- #
  '# ------- ------ #'
  /..-'# ------- #'-.\
  _\...-\'# -- #'/-.../_
  ((____)- '#' -(____))


    cout << fixed << setprecision(6) << x;

    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);

    freopen ( "sum.in", "r", stdin )
*/

map <pair<int, int>, bool> mp;
bool bl[ 100001 ];

int d( int x, int y, int xx, int yy ) {
	return abs( x - xx ) + abs( y - yy );
}

int main () {
	int n;
	cin >> n;
	int a, b;
	pair<int, int> pos;
	for ( int i = 1; i <= n + n; i ++ ) {
		cin >> a >> b;
		mn = oo;
		for ( int j = 1; j <= n; j ++ ) {
			for ( int k = 1; k <= 2; k ++ ) {
				if ( mp[ { j, k } ] )
					continue;
				if ( d( a, b, j, k ) < mn ) {
					mn = d( a, b, j, k );
					pos = { j, k };
				}
			}
		}
		mp[ pos ] = 1;
		ans += mn;
	}
	cout << ans;
}

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