Submission #1117063

#	Time	Username	Problem	Language	Result	Execution time	Memory
1117063		Sofiatpc	Land of the Rainbow Gold (APIO17_rainbow)	C++14	0 / 100	5 ms	4688 KiB

rainbow

#include <bits/stdc++.h>
#include "rainbow.h"

using namespace std;

int marcaaa[5][200000], faaa;
vector< int > vlaaa,vraaa;

void init(int r, int c, int sr, int sc, int m, char *s) {
    faaa = 0;
    for(int i = 1; i <= r; i++)
        for(int j = 1; j <= c; j++)marcaaa[i][j] = 0;
    vlaaa.clear(); vraaa.clear();

    for(int i = 0; i < m; i++){
        if(s[i] == 'N')sr--;
        else if(s[i] == 'S')sr++;
        else if(s[i] == 'W')sc--;
        else sc++;
        marcaaa[sr][sc] = 1;
    }

    int l = 0;
    for(int i = 1; i <= c; i++){
        if(marcaaa[1][i] == 1 && marcaaa[2][i] == 1 && l == 0)l = i;
        else if((marcaaa[1][i] == 0 || marcaaa[2][i]==0) && l != 0){
            vlaaa.push_back(l);
            vraaa.push_back(i-1);
            l = 0;
        }
    }

    if((int)vlaaa.size() == 0){
        int l = 0;
        for(int i = 1; i <= c; i++){
            if(marcaaa[1][i] == 1){
                if(l == 0)l = i;
                faaa = 1;
            }
            if(marcaaa[2][i] == 1){
                if(l == 0)l = i;
                faaa = 2;
            }
            if(faaa!=0 && marcaaa[faaa][i] == 0){
                vlaaa.push_back(l);
                vraaa.push_back(i-1);
                l = 0;
            }
        }
    }
}

int colour(int ar, int ac, int br, int bc) {
    if(faaa){
        if(ar != br)return 1;
        if(ar != faaa)return 1;
        if(ac < vlaaa[0] && vraaa[0] < bc)return 2;
        return 1;
     }

     int idl = lower_bound(vlaaa.begin(),vlaaa.end(), ac)-vlaaa.begin();
     int idr = upper_bound(vraaa.begin(),vraaa.end(), bc)-vraaa.begin();
     if(idl == (int)vlaaa.size() || idr == 0)return 1;
     idr--;

     int ans = idr-idl;
     if(ac < vlaaa[idl])ans++;
     if(vraaa[idr] < bc)ans++;
     return ans;
}

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