oj.uz

Submission #402664

# Submission time Handle Problem Language Result Execution time Memory
402664 2021-05-12T08:20:05 Z erray Lamps (JOI19_lamps) C++11
0 / 100
 1 ms 436 KB 
// author: erray
#include <bits/stdc++.h>
 
using namespace std;
 
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  int n;
  string a, b;
  cin >> n >> a >> b;
  assert(count(a.begin(), a.end(), '0') == n);
  int ans = 0;
  for (int i = 1; i < n; ++i) {
    if (b[i] == '1' && b[i - 1] == '0') {
      ++ans;
    }
  }
  cout << min(ans, 1 + (ans + 1) / 2) << '\n';
}

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 436 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #2
0 / 41.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 436 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 4.0

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

Subtask #4
0 / 49.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 436 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -