# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
26741 |
2017-07-05T11:03:20 Z |
model_code |
Sticks (POI11_pat) |
C++14 |
|
423 ms |
8360 KB |
/*************************************************************************
* *
* XVIII Olimpiada Informatyczna *
* *
* Zadanie: Patyczki *
* Autor: Alan Kutniewski *
* Zlozonosc czasowa: O(n * lg(n) + k^3 * n) *
* Opis: Rozwiazanie powolne *
* *
*************************************************************************/
#include <iostream>
#include <algorithm>
#include <vector>
#define INF 1000000001
#define MAXK 50
using namespace std;
vector <int> p[MAXK]; //vector trzymający patyczki
int n, k, m; //n - ilość patyczków, k - ilość kolorów, m - ilość patyczków w kolorze
void Solve(int a, int b, int c){ //Sprawdza, czy da się ułożyć trójkąt, gdy najdłuższy patyczek jest koloru a, krótszy b, a najkrótszy c
int bi = -1, ci = -1; //ai, bi, ci - indeks a, b, c
int as = p[a].size(), bs = p[b].size(), cs = p[c].size();
for(int ai = 0; ai < as; ++ai){
//zwiększamy bi
while(bi + 1 < bs && p[b][bi + 1] <= p[a][ai])++bi;
//zwiększamy ci
while(ci + 1 < cs && p[c][ci + 1] <= p[b][bi])++ci;
//sprawdzamy, czy tworzą trójkąt
if(bi < 0 || ci < 0 || p[b][bi] > p[a][ai] || p[c][ci] > p[a][ai])continue;
if(p[a][ai] < p[b][bi] + p[c][ci]){ //wystarczy to sprawdzenie, gdyż p[a][ai] jest najdłuższy
cout << a + 1 << " " << p[a][ai] << " " << b + 1<< " " << p[b][bi] << " " << c + 1 << " " << p[c][ci] << endl;
exit(0);//wypisujemy wynik i kończymy program
}
}
}
int main(){
//Wczytywanie danych
ios_base::sync_with_stdio(0);
cin >> k;
for(int i = 0; i < k; ++i){
cin >> m;
n += m;
for(int j = 0; j < m; ++j){
int adl;
cin >> adl;
p[i].push_back(adl);
}
sort(p[i].begin(), p[i].end());
}
for(int a = 0; a < k - 2; ++a){
for(int b = a + 1; b < k - 1; ++b){
for(int c = b + 1; c < k; ++c){
//wybrane są trzy kolory a b i c
Solve(a, b, c);
Solve(a, c, b);
Solve(b, a, c);
Solve(b, c, a);
Solve(c, a, b);
Solve(c, b, a);
//sprawdzone wszystkie sześć możliwości
}
}
}
cout << "NIE\n"; //jeśli Solve nie zakończył programu, to znaczy, że nie da się ułożyć trójkąta
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
2180 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
2180 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
2180 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
2180 KB |
Output is correct |
2 |
Correct |
0 ms |
2180 KB |
Oczekiwano NIE |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
2180 KB |
Oczekiwano NIE |
2 |
Correct |
6 ms |
2460 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
2180 KB |
Oczekiwano NIE |
2 |
Correct |
13 ms |
2500 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
2180 KB |
Oczekiwano NIE |
2 |
Correct |
26 ms |
2796 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
13 ms |
2324 KB |
Oczekiwano NIE |
2 |
Correct |
39 ms |
3248 KB |
Output is correct |
3 |
Correct |
56 ms |
2932 KB |
Oczekiwano NIE |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
66 ms |
2644 KB |
Oczekiwano NIE |
2 |
Correct |
73 ms |
3704 KB |
Output is correct |
3 |
Correct |
103 ms |
3180 KB |
Oczekiwano NIE |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
99 ms |
5484 KB |
Output is correct |
2 |
Correct |
109 ms |
4380 KB |
Output is correct |
3 |
Correct |
116 ms |
4172 KB |
Oczekiwano NIE |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
116 ms |
4720 KB |
Output is correct |
2 |
Correct |
156 ms |
4332 KB |
Output is correct |
3 |
Correct |
239 ms |
4156 KB |
Oczekiwano NIE |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
223 ms |
7080 KB |
Output is correct |
2 |
Correct |
196 ms |
4984 KB |
Output is correct |
3 |
Correct |
263 ms |
6072 KB |
Oczekiwano NIE |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
226 ms |
8360 KB |
Output is correct |
2 |
Correct |
149 ms |
5056 KB |
Output is correct |
3 |
Correct |
423 ms |
5452 KB |
Oczekiwano NIE |