Submission #303423

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
303423	2020-09-20 09:58:08	mechfrog88	Connecting Supertrees (IOI20_supertrees)	C++14	40 / 100	297 ms	22264 KiB

supertrees

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#include "supertrees.h"
#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
int construct(vector<vector<int>> p) {
  int n = p.size();
  vector<vector<int>> ans(n,vector<int>(n));
  vector<bool> visited(n,false);
  bool ok = true;
  for (int z=0;z<n && ok;z++){
    if (visited[z]) continue;
    vector <ll> g1;
    vector <ll> g2;
    vector <ll> g3;
    for (int x=0;x<n && ok;x++){
      if (z == x) continue;
      if (p[z][x] == 1){
        g1.push_back(x);
        visited[x] = true;
        for (int x1=0;x1<n && ok;x1++){
          if (p[z][x1] != p[x][x1]){
            ok = false;
          }
        }
      }
      else if (p[z][x] == 2){
        g2.push_back(x);
        visited[x] = true;
        for (int x1=0;x1<n && ok;x1++){
 
 
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Compilation message (stderr)

supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:54:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |   for (int x=0;x<g1.size();x++){
      |                ~^~~~~~~~~~
supertrees.cpp:60:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |    for (int x=0;x<g2.size()-1;x++){
      |                 ~^~~~~~~~~~~~
supertrees.cpp:71:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   71 |    for (int x=0;x<g3.size()-1;x++){
      |                 ~^~~~~~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 10 / 10
• Subtask 3: 19 / 19
• Subtask 4: 0 / 35
• Subtask 5: 0 / 21
• Subtask 6: 0 / 4