Submission #1053801

#	Time	Username	Problem	Language	Result	Execution time	Memory
1053801		mindiyak	Text editor (CEOI24_editor)	C++14	0 / 100	1 ms	348 KiB

Main

#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")
#include <bits/stdc++.h>
#include <string>
#include <iostream>
#include <cmath>
#include <numeric>
#include <stack>
#include <queue>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;
typedef pair<ld, ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vector<int>> vvi;
typedef vector<vector<pi>> vvpi;
typedef vector<ld> vd;
typedef vector<long long> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
#define FOR(i, a, b) for (ll i = a; i < (b); i++)
#define F0R(i, a) for (int i = 0; i < (a); i++)
#define FORd(i, a, b) for (int i = (b)-1; i >= a; i--)
#define F0Rd(i, a) for (int i = (a)-1; i >= 0; i--)
#define trav(a, x) for (auto &a : x)
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)
#define len(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define F first
#define nl endl
#define S second
#define lb lower_bound
#define ub upper_bound
#define aint(x) x.begin(), x.end()
#define raint(x) x.rbegin(), x.rend()
#define ins insert
const int M = 1e9+7;
void init(string name)
{
    freopen((name + ".in").c_str(), "r", stdin);
    freopen((name + ".out").c_str(), "w", stdout);
}
void fastIO()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
}


void solve()
{
    ll n;cin >> n;
    ll a,b,c,d;cin >> a >> b >> c >> d;
    pl s = {b,a}, t = {d,c};
    vl arr(n);

    FOR(i,0,n)cin >> arr[i];
    FOR(i,0,n)arr[i]++;

    ll minimum = s.F;
    FOR(i,min(s.S,t.S)-1,max(t.S,s.S))minimum = min(minimum,arr[i]);

    ll ans = abs(s.S-t.S);

    ll ans2 = abs(minimum-t.F);

    ll ans3 = s.F-1;
    ll pos = s.F;
    int i = s.S-1;
    while(true){
        pos = min(pos,arr[i]);
        ans3 = min(ans3,abs(arr[i]-pos)+1);
        if(s.S<t.S){
            i++;
            if(i == t.S)break;
        }else{
            i--;
            if(i == t.S-2)break;
        }
    }
    if(s.S<t.S){
        ans3 += min(abs(t.F-1),abs(arr[t.S-1]-t.F)+2);
    }else{
        ans3 += min(abs(t.F-1),abs(arr[t.S-1]-t.F)-1);
    }

    // cout << ans << " " << ans2 << " " << ans3 << endl;
    cout << ans + min(ans2,ans3) << endl;
}   


int main()
{
    fastIO();
    // init("test");
    int t = 1;
    // cin >> t;
    while (t--)
        solve();
    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'void init(std::string)':
Main.cpp:44:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   44 |     freopen((name + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:45:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   45 |     freopen((name + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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