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Submission #500947

# Submission time Handle Problem Language Result Execution time Memory
500947 2022-01-01T18:01:34 Z Mounir Difference (POI11_roz) C++14
0 / 100
 950 ms 16788 KB 
#include <bits/stdc++.h>
#define all(v) v.begin(), v.end()
#define sz(x) (int)x.size()
#define pb push_back
#define pii pair<int, int>
#define chmin(x, v) x = min(x, v)
#define chmax(x, v) x = max(x, v)
#define x first
#define y second
#define int long long
using namespace std;

signed main(){
      int nVals; cin >> nVals;
      string line; cin >> line;

      vector<int> posis[26];
      for (int i = 0; i < nVals; ++i)
            posis[line[i] - 'a'].pb(i);
      
      int maxi = 0;
      for (int iMin = 0; iMin < 26; ++iMin)
            for (int iMax = 0; iMax < 6; ++iMax){
                  if (posis[iMin].empty() || posis[iMax].empty()) continue;
                  vector<pii> vals;
                  for (int posi : posis[iMin])
                        vals.pb({posi, -1});
                  for (int posi : posis[iMax])
                        vals.pb({posi, 1});
                  sort(all(vals));
                  int pMin = 0, pMax = 0, pCur = 0;
                  for (pii val : vals){
                        pCur += val.second;
                        chmax(maxi, abs(pCur - pMin));
                        chmax(maxi, abs(pMax - pCur));
                        chmin(pMin, pCur);
                        chmax(pMax, pCur);
                  }
            }
      cout << maxi << endl;
      return 0;   
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 288 KB Output is correct
4 Incorrect 1 ms 296 KB Output isn't correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Incorrect 1 ms 288 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Incorrect 0 ms 204 KB Output isn't correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 332 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 7 ms 460 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 1644 KB Output is correct
2 Incorrect 0 ms 292 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 947 ms 16780 KB Output is correct
2 Incorrect 0 ms 204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 927 ms 16788 KB Output is correct
2 Incorrect 813 ms 14912 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 934 ms 16352 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 950 ms 16724 KB Output is correct
2 Incorrect 33 ms 11352 KB Output isn't correct
3 Halted 0 ms 0 KB -