#include "bits/stdc++.h"
#include "gap.h"
using namespace std;
const long long maxV = 1e18;
long long findGap(int T, int N)
{
long long mx, mn;
MinMax(0, maxV, &mn, &mx);
if(T == 1) {
vector <long long> left, right;
left.push_back(mn); right.push_back(mx);
while(left.size() + right.size() < N) {
long long p, q;
MinMax(mn + 1, mx - 1, &p, &q);
tie(mn, mx) = make_pair(p, q);
left.push_back(mn);
right.push_back(mx);
}
for(auto i : right) left.push_back(i);
sort(left.begin(), left.end());
long long ans = 0;
for(int i = 1; i < left.size(); i++) {
ans = max(ans, left[i] - left[i - 1]);
}
return ans;
}
long long lower = (mx - mn + N - 2) / (N - 1);
long long cur = mn + 1;
vector <long long> v ({mn});
int cnt = N - 1;
while(cur <= mx) {
long long p, q;
MinMax(cur, min(mx, cur + lower), &p, &q);
cur += lower + 1;
if(p != -1) {
if(!v.empty()) {
lower = max(lower, p - v.back());
}
v.push_back(p);
v.push_back(q);
cnt -= (p == q) ? 1 : 2;
} else {
lower = max(lower, min(mx, cur) - v.back());
}
if(cnt) lower = max(lower, (mx - v.back() + cnt - 1) / cnt);
// cout << cur << " " << min(mx, cur + lower - 1) << " " << p << " " << q << endl;
}
return lower;
}
Compilation message
gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:13:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
while(left.size() + right.size() < N) {
~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
gap.cpp:23:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i = 1; i < left.size(); i++) {
~~^~~~~~~~~~~~~
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
384 KB |
Output is correct |
| 2 |
Correct |
4 ms |
384 KB |
Output is correct |
| 3 |
Correct |
5 ms |
384 KB |
Output is correct |
| 4 |
Correct |
4 ms |
384 KB |
Output is correct |
| 5 |
Correct |
5 ms |
384 KB |
Output is correct |
| 6 |
Correct |
4 ms |
384 KB |
Output is correct |
| 7 |
Correct |
5 ms |
384 KB |
Output is correct |
| 8 |
Correct |
4 ms |
384 KB |
Output is correct |
| 9 |
Correct |
5 ms |
384 KB |
Output is correct |
| 10 |
Correct |
4 ms |
384 KB |
Output is correct |
| 11 |
Correct |
5 ms |
384 KB |
Output is correct |
| 12 |
Correct |
5 ms |
384 KB |
Output is correct |
| 13 |
Correct |
5 ms |
384 KB |
Output is correct |
| 14 |
Correct |
5 ms |
384 KB |
Output is correct |
| 15 |
Correct |
5 ms |
384 KB |
Output is correct |
| 16 |
Correct |
18 ms |
1024 KB |
Output is correct |
| 17 |
Correct |
18 ms |
1024 KB |
Output is correct |
| 18 |
Correct |
18 ms |
1024 KB |
Output is correct |
| 19 |
Correct |
18 ms |
1024 KB |
Output is correct |
| 20 |
Correct |
14 ms |
1024 KB |
Output is correct |
| 21 |
Correct |
70 ms |
2628 KB |
Output is correct |
| 22 |
Correct |
64 ms |
2716 KB |
Output is correct |
| 23 |
Correct |
85 ms |
2712 KB |
Output is correct |
| 24 |
Correct |
61 ms |
2716 KB |
Output is correct |
| 25 |
Correct |
56 ms |
2716 KB |
Output is correct |
| 26 |
Correct |
69 ms |
2648 KB |
Output is correct |
| 27 |
Correct |
61 ms |
2656 KB |
Output is correct |
| 28 |
Correct |
72 ms |
2716 KB |
Output is correct |
| 29 |
Correct |
61 ms |
2716 KB |
Output is correct |
| 30 |
Correct |
46 ms |
2716 KB |
Output is correct |
| 31 |
Correct |
4 ms |
384 KB |
Output is correct |
| 32 |
Correct |
5 ms |
416 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
304 KB |
Output is correct |
| 2 |
Correct |
4 ms |
384 KB |
Output is correct |
| 3 |
Correct |
4 ms |
384 KB |
Output is correct |
| 4 |
Correct |
4 ms |
384 KB |
Output is correct |
| 5 |
Correct |
4 ms |
384 KB |
Output is correct |
| 6 |
Correct |
5 ms |
384 KB |
Output is correct |
| 7 |
Correct |
4 ms |
384 KB |
Output is correct |
| 8 |
Correct |
4 ms |
384 KB |
Output is correct |
| 9 |
Correct |
4 ms |
384 KB |
Output is correct |
| 10 |
Correct |
4 ms |
384 KB |
Output is correct |
| 11 |
Correct |
5 ms |
384 KB |
Output is correct |
| 12 |
Correct |
5 ms |
384 KB |
Output is correct |
| 13 |
Correct |
5 ms |
384 KB |
Output is correct |
| 14 |
Correct |
5 ms |
384 KB |
Output is correct |
| 15 |
Correct |
5 ms |
384 KB |
Output is correct |
| 16 |
Correct |
13 ms |
640 KB |
Output is correct |
| 17 |
Correct |
14 ms |
640 KB |
Output is correct |
| 18 |
Correct |
13 ms |
640 KB |
Output is correct |
| 19 |
Correct |
14 ms |
640 KB |
Output is correct |
| 20 |
Correct |
8 ms |
512 KB |
Output is correct |
| 21 |
Correct |
38 ms |
1512 KB |
Output is correct |
| 22 |
Correct |
46 ms |
1492 KB |
Output is correct |
| 23 |
Correct |
40 ms |
1472 KB |
Output is correct |
| 24 |
Correct |
39 ms |
1528 KB |
Output is correct |
| 25 |
Correct |
67 ms |
3316 KB |
Output is correct |
| 26 |
Correct |
39 ms |
1484 KB |
Output is correct |
| 27 |
Correct |
39 ms |
1504 KB |
Output is correct |
| 28 |
Correct |
38 ms |
1528 KB |
Output is correct |
| 29 |
Correct |
40 ms |
1656 KB |
Output is correct |
| 30 |
Correct |
21 ms |
1280 KB |
Output is correct |
| 31 |
Correct |
4 ms |
384 KB |
Output is correct |
| 32 |
Correct |
4 ms |
384 KB |
Output is correct |
