| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 21919 |
2017-04-27T12:18:39 Z |
sampriti |
Gap (APIO16_gap) |
C++14 |
|
96 ms |
8220 KB |
#include "gap.h"
#include <climits>
#include <vector>
#include <cassert>
using namespace std;
long long findGap(int T, int N) {
long long L, R;
MinMax(0, LLONG_MAX, &L, &R);
if(T == 1) {
vector<long long> A, B;
A.push_back(L); B.push_back(R);
while(true) {
long long qL, qR;
MinMax(L + 1, R - 1, &qL, &qR);
if(qL == -1) break;
A.push_back(qL); B.push_back(qR);
if(qL == qR || (A.size() + B.size() == N)) break;
L = qL, R = qR;
}
A.insert(A.end(), B.rbegin(), B.rend());
long long ans = 0;
for(int i = 1; i < N; i++) {
ans = max(ans, A[i] - A[i - 1]);
}
return ans;
}
long long diff = ((R - L - 1) + (N - 2))/(N - 1);
vector<pair<long long, long long> > cands;
cands.push_back({L, L});
for(long long x = L + 1; x <= R - 1; x += diff) {
long long qL, qR;
MinMax(x, min(x + diff - 1, R - 1), &qL, &qR);
if(qL != -1) cands.push_back({qL, qR});
}
cands.push_back({R, R});
long long ans = 0;
for(int i = 1; i < cands.size(); i++) {
ans = max(ans, cands[i].first - cands[i - 1].second);
}
return ans;
}
Compilation message
gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:21:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(qL == qR || (A.size() + B.size() == N)) break;
^
gap.cpp:44:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i = 1; i < cands.size(); i++) {
^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
0 ms |
5060 KB |
Output isn't correct |
| 2 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 3 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 4 |
Incorrect |
0 ms |
5060 KB |
Output isn't correct |
| 5 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 6 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 7 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 8 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 9 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 10 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 11 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 12 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 13 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 14 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 15 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 16 |
Correct |
13 ms |
5548 KB |
Output is correct |
| 17 |
Correct |
13 ms |
5548 KB |
Output is correct |
| 18 |
Correct |
13 ms |
5548 KB |
Output is correct |
| 19 |
Correct |
13 ms |
5548 KB |
Output is correct |
| 20 |
Correct |
9 ms |
5548 KB |
Output is correct |
| 21 |
Correct |
56 ms |
6956 KB |
Output is correct |
| 22 |
Correct |
59 ms |
6956 KB |
Output is correct |
| 23 |
Correct |
56 ms |
6956 KB |
Output is correct |
| 24 |
Correct |
53 ms |
6956 KB |
Output is correct |
| 25 |
Correct |
39 ms |
6956 KB |
Output is correct |
| 26 |
Correct |
63 ms |
6956 KB |
Output is correct |
| 27 |
Correct |
69 ms |
6956 KB |
Output is correct |
| 28 |
Correct |
46 ms |
6956 KB |
Output is correct |
| 29 |
Correct |
53 ms |
6956 KB |
Output is correct |
| 30 |
Correct |
39 ms |
6956 KB |
Output is correct |
| 31 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 32 |
Correct |
0 ms |
5060 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 2 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 3 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 4 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 5 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 6 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 7 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 8 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 9 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 10 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 11 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 12 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 13 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 14 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 15 |
Correct |
0 ms |
5204 KB |
Output is correct |
| 16 |
Correct |
23 ms |
5532 KB |
Output is correct |
| 17 |
Correct |
23 ms |
5532 KB |
Output is correct |
| 18 |
Correct |
26 ms |
5532 KB |
Output is correct |
| 19 |
Correct |
19 ms |
5532 KB |
Output is correct |
| 20 |
Correct |
6 ms |
5060 KB |
Output is correct |
| 21 |
Correct |
76 ms |
6684 KB |
Output is correct |
| 22 |
Correct |
73 ms |
6684 KB |
Output is correct |
| 23 |
Correct |
73 ms |
6684 KB |
Output is correct |
| 24 |
Correct |
76 ms |
6684 KB |
Output is correct |
| 25 |
Correct |
69 ms |
8220 KB |
Output is correct |
| 26 |
Correct |
69 ms |
6684 KB |
Output is correct |
| 27 |
Correct |
96 ms |
6684 KB |
Output is correct |
| 28 |
Correct |
83 ms |
6684 KB |
Output is correct |
| 29 |
Correct |
63 ms |
6684 KB |
Output is correct |
| 30 |
Correct |
39 ms |
5532 KB |
Output is correct |
| 31 |
Correct |
0 ms |
5060 KB |
Output is correct |
| 32 |
Correct |
0 ms |
5060 KB |
Output is correct |
