Submission #244162

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
244162	2020-07-02 17:04:01	MatesV13	Zagrade (COI17_zagrade)	C++11	10 / 100	2367 ms	1048580 KiB

zagrade

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#include <bits/stdc++.h>
using namespace std;
long long n, a, b, ans;
char z[300005];
vector<int> c[300005];
multiset<int> zag[2][300005];
void help(int idx){
  cout << "Obraduje se " << idx << endl;
  cout << "0: (";
  for (multiset<int>::iterator it=zag[0][idx].begin(); it!=zag[0][idx].end(); it++)
    cout << *it << " ";
  cout << ")" << endl;
  cout << "1: (";
  for (multiset<int>::iterator it=zag[1][idx].begin(); it!=zag[1][idx].end(); it++)
    cout << *it << " ";
  cout << ")" << endl;
  cout << "Trenutni ans je " << ans << endl << endl;
}
void solve(int idx, int par){
  for (int i=0; i<c[idx].size(); i++)
    if (c[idx][i]!=par) 
      solve(c[idx][i], idx);
  int vrsta;
  if (z[idx]=='(') vrsta=1;
  else vrsta=-1;
  for (int i=0; i<c[idx].size()-1; i++){
    for (multiset<int>::iterator it=zag[0][c[idx][i]].begin(); it!=zag[0][c[idx][i]].end(); it++)
      for (int j=i+1; j<c[idx].size(); j++){
        ans+=(1LL*zag[1][c[idx][j]].count(-(*it+vrsta)));
      }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

zagrade.cpp: In function 'void solve(int, int)':
zagrade.cpp:20:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<c[idx].size(); i++)
                ~^~~~~~~~~~~~~~
zagrade.cpp:26:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<c[idx].size()-1; i++){
                ~^~~~~~~~~~~~~~~~
zagrade.cpp:28:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (int j=i+1; j<c[idx].size(); j++){
                    ~^~~~~~~~~~~~~~
zagrade.cpp:32:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (int j=i+1; j<c[idx].size(); j++){
                    ~^~~~~~~~~~~~~~
zagrade.cpp:36:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<c[idx].size(); i++){
                ~^~~~~~~~~~~~~~
zagrade.cpp:41:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<c[idx].size(); i++){
                ~^~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 30
• Subtask 3: 0 / 60