Submission #301045

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
301045	2020-09-17 16:00:34	JPN20	Simurgh (IOI17_simurgh)	C++17	70 / 100	449 ms	13816 KiB

simurgh

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#include "simurgh.h"
#include <bits/stdc++.h>
using namespace std;
// Input
int N, M;
int A[1 << 18], B[1 << 18];
int C[509][509];
int idxs[509][509];
int ret[509][509];
// DFS Tree
bool used[1 << 18];
bool istree[1 << 18];
int par[1 << 18];
int wei[1 << 18];
int cl[1 << 18], cr[1 << 18];
vector<int> ord;
vector<int> X[1 << 18];
// DFS Tree Base
int BASE = 0;
vector<int> R;
void dfs(int pos) {
  used[pos] = true;
  cl[pos] = ord.size();
  ord.push_back(pos);
  for (int i : X[pos]) {
    if (used[i] == true) continue;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

simurgh.cpp: In function 'std::vector<int> find_roads(int, std::vector<int>, std::vector<int>)':
simurgh.cpp:143:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  143 |  for (int t = 2; t < ord.size(); t++) {
      |                  ~~^~~~~~~~~~~~
simurgh.cpp:159:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  159 |     for (int k = cm; k < vec.size(); k++) r.push_back(idxs[vec[k]][i]);
      |                      ~~^~~~~~~~~~~~
simurgh.cpp:160:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  160 |     for (int k = cm; k < vec.size(); k++) uses[C[vec[k]][i]] = true;
      |                      ~~^~~~~~~~~~~~

• Subtask 1: 13 / 13
• Subtask 2: 17 / 17
• Subtask 3: 21 / 21
• Subtask 4: 19 / 19
• Subtask 5: 0 / 30