Submission #484887

#	Time^UTC-0	Username	Problem	Language	Result	Execution time	Memory
484887	2021-11-05 17:19:12	Olympia	Tracks in the Snow (BOI13_tracks)	C++17	2.19 / 100	1293 ms	1048580 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

tracks

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#include <vector>
#include <iostream>
#include <cassert>
#include <cmath>
#include <set>
#include <map>
#include <stack>
#include <queue>
#include <set>
#include <algorithm>
#include <iomanip>
using namespace std;
vector<vector<bool>> hasVisited;
vector<string> grid;
int R = 0;
int B = 0;
int cntr = 0;
void dfs (int x, int y) {
    cntr++;
    //cout << cntr << endl;
    //cout << x << " " << y << endl;
    if (hasVisited[x][y]) {
        return;
    }
    hasVisited[x][y] = true;
    R += (grid[x][y] == 'R');
    B += (grid[x][y] == 'F');
    for (int dx = -1; dx <= 1; dx++) {
        for (int dy = -1; dy <= 1; dy++) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

tracks.cpp: In function 'void dfs(int, int)':
tracks.cpp:31:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<bool> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |             if (dx + x >= 0 && dx + x < hasVisited.size() && dy + y >= 0 && dy + y < hasVisited[0].size()
      |                                ~~~~~~~^~~~~~~~~~~~~~~~~~~
tracks.cpp:31:84: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |             if (dx + x >= 0 && dx + x < hasVisited.size() && dy + y >= 0 && dy + y < hasVisited[0].size()
      |                                                                             ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask 10 / 30

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Subtask 22.1875 / 70

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