Submission #262776

#	Time	Username	Problem	Language	Result	Execution time	Memory
262776		SorahISA	Land of the Rainbow Gold (APIO17_rainbow)	C++11	11 / 100	26 ms	896 KiB

rainbow

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

// #define int long long
#define double long double
using pii = pair<int, int>;
template<typename T>
using prior = std::priority_queue<T, vector<T>, greater<T>>;
template<typename T>
using Prior = std::priority_queue<T>;

#define X first
#define Y second
#define ALL(x) (x).begin(), (x).end()
#define eb emplace_back
#define pb push_back
#define fastIO() ios_base::sync_with_stdio(false), cin.tie(0)

const int maxn = 50 + 5;

int arr[maxn][maxn], vis[maxn][maxn];

void dfs(int nr, int nc, int ar, int ac, int br, int bc) {
    if (nr < ar or br < nr) return;
    if (nc < ac or bc < nc) return;
    if (vis[nr][nc] or arr[nr][nc]) return;
    vis[nr][nc] = 1;
    dfs(nr + 1, nc, ar, ac, br, bc);
    dfs(nr - 1, nc, ar, ac, br, bc);
    dfs(nr, nc + 1, ar, ac, br, bc);
    dfs(nr, nc - 1, ar, ac, br, bc);
}

void init(int R, int C, int sr, int sc, int M, char *S) {
    arr[sr][sc] = 1;
    for (int i = 0; i < M; ++i) {
        if (S[i] == 'N') --sr;
        if (S[i] == 'S') ++sr;
        if (S[i] == 'W') --sc;
        if (S[i] == 'E') ++sc;
        arr[sr][sc] = 1;
    }
}

int colour(int ar, int ac, int br, int bc) {
    int cnt = 0;
    
    memset(vis, 0x00, sizeof(vis));
    for (int i = ar; i <= br; ++i) {
        for (int j = ac; j <= bc; ++j) {
            if (!vis[i][j] and !arr[i][j]) {
                ++cnt, dfs(i, j, ar, ac, br, bc);
            }
        }
    }
    
    return cnt;
}

• Subtask 1: 11 / 11
• Subtask 2: 0 / 12
• Subtask 3: 0 / 24
• Subtask 4: 0 / 27
• Subtask 5: 0 / 26