Submission #447580

#	Time	Username	Problem	Language	Result	Execution time	Memory
447580		PiejanVDC	Patkice (COCI20_patkice)	C++17	0 / 50	1098 ms	204 KiB

patkice

#include <bits/stdc++.h>
using namespace std;

int n,m;
vector<string>v;

bool valid(int x, int y) {
    if(x < 0 || x >= n || y < 0 || y >= m || v[x][y] == '.' || v[x][y] == 'x') return false;
    return true;
}

signed main() {
    cin>>n>>m;
    v.resize(n);
    for(auto &z : v) cin>>z;

    pair<int,int>s,e;
    for(int i = 0 ; i < n ; i++) {
        for(int j = 0 ; j < m ; j++) {
            if(v[i][j] == 'o') s.first=i,s.second=j;
            if(v[i][j] == 'x') e.first=i,e.second=j;
        }
    }

    char winner;
    bool f = false;
    int cnt, best=INT_MAX;

    int x,y;
    char c;

    x = s.first, y = s.second+1;
    c = 'E';
    cnt=0;
    while(valid(x,y)) {
        if(v[x][y] == '<') y--;
        else if(v[x][y] == '^') x--;
        else if (v[x][y] == '>') y++;
        else x++;
        cnt++;
    }

    if(x >= 0 && x < n && y >= 0 && y < m && v[x][y] == 'x') {
        if(cnt < best) best=cnt,winner=c,f=true;
    }
    cnt=0;
    x = s.first-1, y = s.second;
    c = 'N';
    while(valid(x,y)) {
        if(v[x][y] == '<') y--;
        else if(v[x][y] == '^') x--;
        else if (v[x][y] == '>') y++;
        else x++;
        cnt++;
    }

    if(x >= 0 && x < n && y >= 0 && y < m && v[x][y] == 'x') {
        if(cnt < best) best=cnt,winner=c,f=true;
    }

    x = s.first+1, y = s.second;
    c = 'S';
    cnt=0;
    while(valid(x,y)) {
        if(v[x][y] == '<') y--;
        else if(v[x][y] == '^') x--;
        else if (v[x][y] == '>') y++;
        else x++;
        cnt++;
    }

    if(x >= 0 && x < n && y >= 0 && y < m && v[x][y] == 'x') {
        if(cnt < best) best=cnt,winner=c,f=true;
    }

    x = s.first, y = s.second-1;
    c = 'W';
    cnt=0;
    while(valid(x,y)) {
        if(v[x][y] == '<') y--;
        else if(v[x][y] == '^') x--;
        else if (v[x][y] == '>') y++;
        else x++;
        cnt++;
    }

    if(x >= 0 && x < n && y >= 0 && y < m && v[x][y] == 'x') {
        if(cnt < best) best=cnt,winner=c,f=true;
    }

    if(!f) cout << ":(";
    else cout << ":)\n" << winner;
    return 0;
}

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