Submission #574224

# Submission time Handle Problem Language Result Execution time Memory
574224 2022-06-08T08:12:32 Z cadmiumsky Gap (APIO16_gap) C++14
100 / 100
59 ms 3256 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;
    n = (n + 1) / 2;
    for(int i = 0; i < n; i++) {
      MinMax(l, r, &l, &r);
      elem.push_back(l);
      elem.push_back(r);
      l++;
      r--;
    }
    sort(all(elem));
    elem.resize(unique(all(elem)) - elem.begin());
    ll mx = 0;
    for(int i = 1; i < elem.size(); i++)
      mx = max(mx, elem[i] - elem[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:23:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |     for(int i = 1; i < elem.size(); i++)
      |                    ~~^~~~~~~~~~~~~
gap.cpp:42:20: 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]
   42 |   for(int i = 1; i < v.size(); i++)
      |                  ~~^~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 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 0 ms 208 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 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 13 ms 808 KB Output is correct
17 Correct 11 ms 896 KB Output is correct
18 Correct 12 ms 848 KB Output is correct
19 Correct 10 ms 856 KB Output is correct
20 Correct 8 ms 848 KB Output is correct
21 Correct 40 ms 2200 KB Output is correct
22 Correct 41 ms 2216 KB Output is correct
23 Correct 45 ms 2228 KB Output is correct
24 Correct 43 ms 2328 KB Output is correct
25 Correct 43 ms 2168 KB Output is correct
26 Correct 41 ms 2200 KB Output is correct
27 Correct 42 ms 2208 KB Output is correct
28 Correct 43 ms 2152 KB Output is correct
29 Correct 45 ms 2232 KB Output is correct
30 Correct 37 ms 2176 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 0 ms 208 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 1 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 12 ms 848 KB Output is correct
17 Correct 14 ms 856 KB Output is correct
18 Correct 13 ms 848 KB Output is correct
19 Correct 12 ms 848 KB Output is correct
20 Correct 7 ms 464 KB Output is correct
21 Correct 54 ms 2228 KB Output is correct
22 Correct 59 ms 2204 KB Output is correct
23 Correct 51 ms 2240 KB Output is correct
24 Correct 52 ms 2192 KB Output is correct
25 Correct 51 ms 3256 KB Output is correct
26 Correct 57 ms 2240 KB Output is correct
27 Correct 54 ms 2220 KB Output is correct
28 Correct 51 ms 2196 KB Output is correct
29 Correct 52 ms 2156 KB Output is correct
30 Correct 33 ms 1444 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 1 ms 208 KB Output is correct