Suunnistus

#include <bits/stdc++.h>
#define ln "\n";
using namespace std;
using ll = long long;
int n,m,k;
vector<string> vec;
vector<vector<ll>> dp;
vector<vector<bool>> seen;
void bfs(int currY, int currX, char tar) {
    queue<pair<int,pair<int,ll>>> q;
    q.push({currY,{currX,0}});
    while(!q.empty()) {
        int x = q.front().second.first;
        int y = q.front().first;
        ll d = q.front().second.second;
        q.pop();
        if(vec[y][x] == tar) {
            // cout << last << " " << depth << " " << curry << " " << currx << ln;
            if(dp[y][x] == -1) dp[y][x] = d;
            dp[y][x] = min(d,dp[y][x]); 
            break;
        }
        // if(y == 1 && x == 1) cout << "ran " <<  << ln;
        seen[y][x] = true;
        if(x+1 < m && vec[y][x+1] != '#' && seen[y][x+1]== false) q.push({y,{x+1,d+1}});
        if(x-1 >= 0 && vec[y][x-1] != '#' && seen[y][x-1]== false)q.push({y,{x-1,d+1}});
        if(y+1 < n && vec[y+1][x] != '#' && seen[y+1][x]== false) q.push({y+1,{x,d+1}});
        if(y-1 >= 0 && vec[y-1][x] != '#' && seen[y-1][x]== false) q.push({y-1,{x,d+1}});
    }
}


int main() {
    // ios::sync_with_stdio(0);
    // cin.tie(0);
    cin >> n >> m >> k;
    vec.resize(n);
    dp.assign(n,vector<ll> (m,-1));
    seen.assign(n,vector<bool> (m,false));
    for(int i =  0; i < n; i++) cin >> vec[i];
    for(int i = 0; i < n; i++) {
        for(int j = 0; j < m; j++) {
            if(vec[i][j] == 'S') {
                bfs(i,j,'E');
            }
        }
    }
    for(int i = 0; i < n; i++) {
        for(int j = 0; j < m ;j++) {
            if(vec[i][j] == 'E') cout << dp[i][j] << ln;
        }
    }
}

Test 1

Group: 3

Verdict: WRONG ANSWER

Test 2

Group: 1, 2, 3

Verdict: TIME LIMIT EXCEEDED

Test 3

Group: 1, 2, 3

Verdict: TIME LIMIT EXCEEDED

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

Test 7

Group: 2, 3

Verdict: TIME LIMIT EXCEEDED

Test 8

Group: 2, 3

Verdict: TIME LIMIT EXCEEDED

Test 9

Group: 2, 3

Verdict: ACCEPTED

Test 10

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 11

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 12

Group: 3

Verdict: ACCEPTED

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 14

Group: 2, 3

Verdict: WRONG ANSWER

Test 15

Group: 3

Verdict: ACCEPTED

Test 16

Group: 3

Verdict: ACCEPTED

Test 17

Group: 2, 3

Verdict: TIME LIMIT EXCEEDED