Submission #1044386

#	Time	Username	Problem	Language	Result	Execution time	Memory
1044386		VahanAbraham	Text editor (CEOI24_editor)	C++17	0 / 100	1 ms	348 KiB

Main

#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <string>
#include <algorithm>
#include <cstring>
#include <cstdio>
#include <sstream>
#include <map>
#include <stack>
#include <set>
#include <queue>
#include <list>
#include <unordered_set>
#include <unordered_map>
#include <math.h>
#include <bitset>
#include <cmath>
#include <vector>
#include <iomanip>
#include <random>
#include <chrono>
#include <cassert>

using namespace std;

#define ll long long
#define fr first
#define sc second
#define pb push_back
#define US freopen(".in", "r", stdin); freopen("j.out", "w", stdout);

ll gcd(ll a, ll b)
{
    if (a == 0 || b == 0) {
        return  max(a, b);
    }
    if (a <= b) {
        return gcd(a, b % a);
    }
    else {
        return gcd(a % b, b);
    }
}
ll lcm(ll a, ll b) {
    return (a / gcd(a, b)) * b;
}

const int N = 1000005;
const ll oo = 100000000000000000, MOD = 1000000007;

int l[N];

void solve() {
    int n;
    ll xs, ys, xe, ye;
    cin >> n >> xs >> ys >> xe >> ye;
    for (int i = 1; i <= n; ++i) {
        cin >> l[i];
    }
    if (xs == xe && ys == ye) {
        cout << 0 << endl;
        return;
    }
    ll ans = abs(xs - xe) + abs(ys - ye);
    if (xs == n) {
        cout << min(min(abs(xs - xe) + l[xe] + 1 - ye, abs(xs - xe) + ye - 1),ans) << endl;
    }
    else {
        if (xs == 1) {
            if (xs == xe) {
                cout << min(ans, l[xs] + 1 - ys + 1 + 1 + ye - 1) << endl;
            }
            else {
                ans = min(ans, ys - 1 + xe - xs + ye - 1);
                ans = min(ans, l[xs] + 1 - ys + xe - xs + l[xe] + 1 - ye);
                cout << ans << endl;
            }
        }
        else {
            if (xs == xe) {
                cout << min(ans, min(ys + 1 + l[xe] + 1 - ye, l[xs] + 1 - ys + 1 + 1 + ye - 1)) << endl;
            }
            else {
                if (xs > xe) {
                    ans = min(ans, ys + xs - 1 - xe + l[xe] + 1 - ye);
                    ans = min(ans, ys - 1 + xs - xe + ye - 1);
                    ans = min(ans, l[xs] + 1 - ys + xs - xe + l[xe] + 1 - ye);
                    ans = min(ans, l[xs] + 1 - ys + 1 + xs + 1 - xe + ye - 1);
                }
                else {
                    ans = min(ans, ys + xe - (xs - 1) + l[xe] + 1 - ye);
                    ans = min(ans, ys - 1 + xe - xs + ye - 1);
                    ans = min(ans, l[xs] + 1 - ys + xe - xs + l[xe] + 1 - ye);
                    ans = min(ans, l[xs] + 1 - ys + 1 + xe - (xs + 1) + ye - 1);
                }
                cout << ans << endl;
            }
        }
    }
}

int main() {
    ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
    //US
    int tt = 1;
    //cin >> tt;
    while (tt--) {
        solve();
    }
}

• Subtask 0: 0 / 0
• Subtask 1: 0 / 5
• Subtask 2: 0 / 14
• Subtask 3: 0 / 26
• Subtask 4: 0 / 11
• Subtask 5: 0 / 44