Submission #435569

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
435569	2021-06-23 12:43:18	ocarima	분수 공원 (IOI21_parks)	C++17	100 / 100	1094 ms	55612 KiB

parks

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#include "parks.h"
#include <bits/stdc++.h>
using namespace std;
#define lli long long
#define rep(i, a, b) for(lli i = (a); i <= (b); ++i)
#define repa(i, a, b) for(lli i = (a); i >= (b); --i)
#define nl "\n"
#define debugsl(x) cout << #x << " = " << x << ", "
#define debug(x) debugsl(x) << nl
#define debugarr(x, a, b) cout << #x << " = ["; rep(ii, a, b) cout << x[ii] << ", "; cout << "]" << nl
#define MAX_N 200002
int dx[6] = {0, -2, 0, 2, 2, -2}; // 0-NORTE, 1-OESTE, 2-SUR, 3-ESTE, 4-NORESTE, 5-SUROESTE
int dy[6] = {2, 0, -2, 0, 2, -2};
#define norte 0
#define oeste 1
#define sur 2
#define este 3
#define noreste 4
#define suroeste 5
map<pair<int, int>, int> fuentes;
int visitada[MAX_N];
int grupo[MAX_N], gfinal;
std::vector<int> u, v, a, b;
 
 
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Compilation message (stderr)

parks.cpp:129:5: warning: multi-line comment [-Wcomment]
  129 |     //      \| h\|  \   \   \
      |     ^
parks.cpp: In function 'int construct_roads(std::vector<int>, std::vector<int>)':
parks.cpp:7:41: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 | #define rep(i, a, b) for(lli i = (a); i <= (b); ++i)
      |                                         ^
parks.cpp:118:5: note: in expansion of macro 'rep'
  118 |     rep(i, 0, x.size() - 1) fuentes[{x[i], y[i]}] = i;
      |     ^~~
parks.cpp:7:41: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 | #define rep(i, a, b) for(lli i = (a); i <= (b); ++i)
      |                                         ^
parks.cpp:137:5: note: in expansion of macro 'rep'
  137 |     rep(i, 0, x.size() - 1) grupo[i] = i; // INICIALIZA EL DSU
      |     ^~~
parks.cpp:7:41: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 | #define rep(i, a, b) for(lli i = (a); i <= (b); ++i)
      |                                         ^
parks.cpp:138:5: note: in expansion of macro 'rep'
  138 |     rep(i, 0, x.size() - 1) if (!visitada[i]) dfs(i, -1, x, y);
      |     ^~~
parks.cpp:7:41: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 | #define rep(i, a, b) for(lli i = (a); i <= (b); ++i)
      |                                         ^
parks.cpp:143:5: note: in expansion of macro 'rep'
  143 |     rep(i, 1, x.size() - 1) if (comp(i) != gfinal){
      |     ^~~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30