Submission #914705

#	Time	Username	Problem	Language	Result	Execution time	Memory
914705		vjudge1	Patkice (COCI20_patkice)	C++17	30 / 50	1 ms	348 KiB

patkice

#include <bits/stdc++.h>

// #include <ext/pb_ds/assoc_container.hpp>
// #include <ext/pb_ds/tree_policy.hpp>
// typedef __gnu_pbds::tree<int, __gnu_pbds::null_type, less<int>, __gnu_pbds::rb_tree_tag,
// __gnu_pbds::tree_order_statistics_node_update > ordered_set;

// #include "debugging.h"

using namespace std;
typedef long long ll;
typedef pair<int, int> ii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<ll> vll;
typedef vector<vi> vvi;
typedef vector<vii> vvii;
#define pb push_back
#define mp make_pair
#define all(a) (a).begin(), (a).end()
#define f first
#define s second
#define endl '\n'
#define fr(i, x) for (ll i = 0; i < x; i++)
#define fr1(i, x) for (ll i = 1; i <= x; i++)
#define FOR(i, x, y) for (ll i = x; i < y; i++)
#define lcm(a, b) (a * b) / __gcd(a, b)
#define sqr(x) ((x) * (x))
#define cube(x) ((x) * (x) * (x))
#define dbg(v) cerr << "Line(" << __LINE__ << ") -> " << #v << " = " << (v) << endl;
#define show(v) cerr << v << " ";
#define INT(n) \
    int n;     \
    cin >> n;
const ll INF = LLONG_MAX / 2;
const double PI = acos(-1);
const int MOD = 1e9 + 7;

int n, m, x, y;
vector<vector<char>> sea(101, vector<char>(101, '.'));

int travel(int x, int y) {
    int dist = 0;
    while (true) {
        if (sea[x][y] == '^')
            x--;
        else if (sea[x][y] == 'v')
            x++;
        else if (sea[x][y] == '>')
            y++;
        else if (sea[x][y] == '<')
            y--;
        else if (sea[x][y] == 'x')
            return dist;
        else
            return 1e6;
        dist++;
    }
}

int main() {
    std::ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    cin >> n >> m;
    fr1(i, n) {
        fr1(j, m) {
            cin >> sea[i][j];
            if (sea[i][j] == 'o') {
                x = i;
                y = j;
            }
        }
    }
    int dist, min_dist = 1e6;
    char ans = '$';
    dist = travel(x, y + 1);
    if (dist < min_dist) {
        min_dist = dist;
        ans = 'E';
    }
    dist = travel(x, y - 1);
    if (dist < min_dist) {
        min_dist = dist;
        ans = 'W';
    }
    dist = travel(x + 1, y);
    if (dist < min_dist) {
        min_dist = dist;
        ans = 'S';
    }
    dist = travel(x - 1, y);
    if (dist < min_dist) {
        min_dist = dist;
        ans = 'N';
    }
    if (ans != '$')
        cout << ":)\n" << ans << endl;
    else
        cout << ":(\n";

    return 0;
}

• Subtask 1: 30 / 30
• Subtask 2: 0 / 20