Submission #1004247

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
10042472024-06-21 06:48:12aykhnTrobojnica (COCI19_trobojnica)C++17
0 / 110
433 ms524288 KiB
#include <bits/stdc++.h>
using namespace std;
#define inf 0x3F3F3F3F3F3F3F3F
const int MXN = 20 + 5;
const int mod = 1e9 + 7;
const int LOG = 20;
int n;
vector<array<int, 3>> res;
int ok(vector<array<int, 3>> &v)
{
if (v.size() == 3)
{
return v[0][0] != v[1][0] && v[0][0] != v[2][0] && v[1][0] != v[2][0];
}
for (int i = 0; i < v.size(); i++)
{
if (v[i][0] != v[(i + 1) % n][0])
{
vector<array<int, 3>> nw;
for (int j = 0; j < v.size(); j++)
{
if (j != i && j != (i + 1) % n)
{
nw.push_back(v[j]);
}
 
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XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

trobojnica.cpp: In function 'int ok(std::vector<std::array<int, 3> >&)':
trobojnica.cpp:20:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<int, 3> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |   for (int i = 0; i < v.size(); i++)
      |                   ~~^~~~~~~~~~
trobojnica.cpp:25:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<int, 3> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |       for (int j = 0; j < v.size(); j++)
      |                       ~~^~~~~~~~~~
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