Submission #573980

# Submission time Handle Problem Language Result Execution time Memory
573980 2022-06-07T14:15:27 Z cadmiumsky Gap (APIO16_gap) C++14
70 / 100
62 ms 3284 KB
#include "gap.h"
#include <bits/stdc++.h>
#define all(x) (x).begin(),(x).end()
using namespace std;
using ll = long long;
using pii = pair<ll, ll>;
ll findGap(int t, int n) {
  // cerr << t << ' ' << n << '\n';
    ll l = 0, r = 1e18;
  if(t == 1) {
    vector<ll> elem[2];
    l--;
    r++;
    while(l <= r) {
      MinMax(l + 1, r - 1, &l, &r);
      if(l == -1)
        break;
      elem[0].push_back(l);
      if(l != r)
        elem[1].push_back(r);
    }
    reverse(all(elem[1]));
    copy(all(elem[1]), back_inserter(elem[0]));
    ll mx = -1; 
    for(int i = 1; i < elem[0].size(); i++)
      mx = max(mx, elem[0][i] - elem[0][i - 1]);
    return mx;
  }
  MinMax(l, r, &l, &r);
  ll mx = r;
  vector<pii> v;
  ll minl = (r - l + n - 2) / (n - 1);
  v.emplace_back(l, l);
  // cerr << l << ' ' << r << ' ' << minl << '\n';
  for(ll i = l; i < mx; i += minl) {
    // cerr << i << ' ' << i + minl << ' ' << mx << '\n';
    MinMax(i, min(mx, i + minl) - 1, &l, &r);
    if(l == -1)
      continue;
    v.emplace_back(l, r);
  }
  v.emplace_back(mx, mx);
  mx = -1;
  for(int i = 1; i < v.size(); i++)
    mx = max(v[i].first - v[i - 1].second, mx);
	return mx;
}

Compilation message

gap.cpp: In function 'll findGap(int, int)':
gap.cpp:25:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |     for(int i = 1; i < elem[0].size(); i++)
      |                    ~~^~~~~~~~~~~~~~~~
gap.cpp:44:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   44 |   for(int i = 1; i < v.size(); i++)
      |                  ~~^~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Output isn't correct
2 Runtime error 0 ms 208 KB Execution failed because the return code was nonzero
3 Runtime error 1 ms 208 KB Execution failed because the return code was nonzero
4 Runtime error 0 ms 208 KB Execution failed because the return code was nonzero
5 Runtime error 0 ms 208 KB Execution failed because the return code was nonzero
6 Incorrect 0 ms 208 KB Output isn't correct
7 Incorrect 0 ms 208 KB Output isn't correct
8 Incorrect 1 ms 208 KB Output isn't correct
9 Incorrect 1 ms 208 KB Output isn't correct
10 Runtime error 0 ms 208 KB Execution failed because the return code was nonzero
11 Incorrect 1 ms 336 KB Output isn't correct
12 Incorrect 1 ms 336 KB Output isn't correct
13 Incorrect 2 ms 336 KB Output isn't correct
14 Incorrect 1 ms 336 KB Output isn't correct
15 Incorrect 1 ms 336 KB Output isn't correct
16 Incorrect 13 ms 932 KB Output isn't correct
17 Incorrect 12 ms 976 KB Output isn't correct
18 Incorrect 10 ms 924 KB Output isn't correct
19 Incorrect 11 ms 976 KB Output isn't correct
20 Runtime error 7 ms 720 KB Execution failed because the return code was nonzero
21 Incorrect 45 ms 2640 KB Output isn't correct
22 Incorrect 42 ms 2616 KB Output isn't correct
23 Incorrect 34 ms 2576 KB Output isn't correct
24 Incorrect 42 ms 2540 KB Output isn't correct
25 Incorrect 32 ms 2576 KB Output isn't correct
26 Incorrect 42 ms 2580 KB Output isn't correct
27 Incorrect 52 ms 2584 KB Output isn't correct
28 Incorrect 51 ms 2636 KB Output isn't correct
29 Incorrect 37 ms 2572 KB Output isn't correct
30 Runtime error 28 ms 1996 KB Execution failed because the return code was nonzero
31 Runtime error 0 ms 208 KB Execution failed because the return code was nonzero
32 Runtime error 0 ms 208 KB Execution failed because the return code was nonzero
# Verdict Execution time Memory Grader output
1 Correct 1 ms 316 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 0 ms 208 KB Output is correct
7 Correct 0 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 208 KB Output is correct
11 Correct 2 ms 336 KB Output is correct
12 Correct 2 ms 336 KB Output is correct
13 Correct 2 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 14 ms 860 KB Output is correct
17 Correct 13 ms 860 KB Output is correct
18 Correct 12 ms 892 KB Output is correct
19 Correct 12 ms 848 KB Output is correct
20 Correct 6 ms 532 KB Output is correct
21 Correct 54 ms 2188 KB Output is correct
22 Correct 49 ms 2204 KB Output is correct
23 Correct 61 ms 2176 KB Output is correct
24 Correct 62 ms 2228 KB Output is correct
25 Correct 46 ms 3284 KB Output is correct
26 Correct 55 ms 2208 KB Output is correct
27 Correct 48 ms 2204 KB Output is correct
28 Correct 48 ms 2244 KB Output is correct
29 Correct 51 ms 2188 KB Output is correct
30 Correct 26 ms 1396 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 0 ms 208 KB Output is correct