#include <bits/stdc++.h>
using namespace std;
#include "xylophone.h"
//#include "grader.cpp"
void solve(int n) {
vector<int> a(n + 1), d(n + 1);
for (int i = 1; i < n; ++i) {
d[i] = query(i, i + 1);
}
int min = 1, hi = n;
while (min + 1 < hi) {
int mid = (min + hi) / 2;
if ((mid + 1 < n ? query(mid, n) : d[mid]) == n - 1) min = mid;
else hi = mid;
}
a[min] = 1;
int last = min, sum = 0;
bool increasing = true;
map<int, bool> used;
used[1] = true;
for (int i = min - 1; i > 0; --i) {
int add = d[i];
if (used[a[i + 1] + add] || a[i + 1] + add > n) {
increasing = false, sum = 0, last = i + 1;
} else if (used[a[i + 1] - add] || a[i + 1] - add <= 0) {
increasing = true, sum = 0, last = i + 1;
} else {
int diff = (i + 1 < last ? query(i, last) : d[i]);
if (sum + add != diff) {
last = i + 1, sum = 0;
increasing ^= true;
}
}
a[i] = a[i + 1] + (increasing ? add : -add);
used[a[i]] = true;
sum += add;
}
last = min, sum = 0;
increasing = true;
for (int i = min + 1; i <= n; ++i) {
int add = d[i - 1];
if (used[a[i - 1] + add] || a[i - 1] + add > n) {
increasing = false, sum = 0, last = i - 1;
} else if (used[a[i - 1] - add] || a[i - 1] - add <= 0) {
increasing = true, sum = 0, last = i - 1;
} else {
int diff = (last + 1 < i ? query(last, i) : d[last]);
if (sum + add != diff) {
last = i - 1, sum = 0;
increasing ^= true;
}
}
a[i] = a[i - 1] + (increasing ? add : -add);
used[a[i]] = true;
sum += add;
}
for (int i = 1; i <= n; ++i) {
answer(i, a[i]);
}
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
544 KB |
Output is correct |
| 3 |
Correct |
0 ms |
432 KB |
Output is correct |
| 4 |
Correct |
1 ms |
432 KB |
Output is correct |
| 5 |
Correct |
1 ms |
432 KB |
Output is correct |
| 6 |
Correct |
1 ms |
436 KB |
Output is correct |
| 7 |
Correct |
1 ms |
436 KB |
Output is correct |
| 8 |
Correct |
1 ms |
436 KB |
Output is correct |
| 9 |
Correct |
1 ms |
436 KB |
Output is correct |
| 10 |
Correct |
1 ms |
432 KB |
Output is correct |
| 11 |
Correct |
1 ms |
440 KB |
Output is correct |
| 12 |
Correct |
1 ms |
436 KB |
Output is correct |
| 13 |
Correct |
2 ms |
432 KB |
Output is correct |
| 14 |
Correct |
1 ms |
432 KB |
Output is correct |
| 15 |
Correct |
1 ms |
436 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
544 KB |
Output is correct |
| 3 |
Correct |
0 ms |
432 KB |
Output is correct |
| 4 |
Correct |
1 ms |
432 KB |
Output is correct |
| 5 |
Correct |
1 ms |
432 KB |
Output is correct |
| 6 |
Correct |
1 ms |
436 KB |
Output is correct |
| 7 |
Correct |
1 ms |
436 KB |
Output is correct |
| 8 |
Correct |
1 ms |
436 KB |
Output is correct |
| 9 |
Correct |
1 ms |
436 KB |
Output is correct |
| 10 |
Correct |
1 ms |
432 KB |
Output is correct |
| 11 |
Correct |
1 ms |
440 KB |
Output is correct |
| 12 |
Correct |
1 ms |
436 KB |
Output is correct |
| 13 |
Correct |
2 ms |
432 KB |
Output is correct |
| 14 |
Correct |
1 ms |
432 KB |
Output is correct |
| 15 |
Correct |
1 ms |
436 KB |
Output is correct |
| 16 |
Correct |
1 ms |
696 KB |
Output is correct |
| 17 |
Correct |
4 ms |
440 KB |
Output is correct |
| 18 |
Correct |
5 ms |
700 KB |
Output is correct |
| 19 |
Correct |
5 ms |
448 KB |
Output is correct |
| 20 |
Correct |
6 ms |
700 KB |
Output is correct |
| 21 |
Correct |
5 ms |
440 KB |
Output is correct |
| 22 |
Correct |
6 ms |
700 KB |
Output is correct |
| 23 |
Correct |
5 ms |
444 KB |
Output is correct |
| 24 |
Correct |
5 ms |
448 KB |
Output is correct |
| 25 |
Correct |
4 ms |
444 KB |
Output is correct |
| 26 |
Correct |
6 ms |
444 KB |
Output is correct |
| 27 |
Correct |
7 ms |
952 KB |
Output is correct |
| 28 |
Correct |
7 ms |
700 KB |
Output is correct |
| 29 |
Correct |
8 ms |
700 KB |
Output is correct |
| 30 |
Correct |
5 ms |
700 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
544 KB |
Output is correct |
| 3 |
Correct |
0 ms |
432 KB |
Output is correct |
| 4 |
Correct |
1 ms |
432 KB |
Output is correct |
| 5 |
Correct |
1 ms |
432 KB |
Output is correct |
| 6 |
Correct |
1 ms |
436 KB |
Output is correct |
| 7 |
Correct |
1 ms |
436 KB |
Output is correct |
| 8 |
Correct |
1 ms |
436 KB |
Output is correct |
| 9 |
Correct |
1 ms |
436 KB |
Output is correct |
| 10 |
Correct |
1 ms |
432 KB |
Output is correct |
| 11 |
Correct |
1 ms |
440 KB |
Output is correct |
| 12 |
Correct |
1 ms |
436 KB |
Output is correct |
| 13 |
Correct |
2 ms |
432 KB |
Output is correct |
| 14 |
Correct |
1 ms |
432 KB |
Output is correct |
| 15 |
Correct |
1 ms |
436 KB |
Output is correct |
| 16 |
Correct |
1 ms |
696 KB |
Output is correct |
| 17 |
Correct |
4 ms |
440 KB |
Output is correct |
| 18 |
Correct |
5 ms |
700 KB |
Output is correct |
| 19 |
Correct |
5 ms |
448 KB |
Output is correct |
| 20 |
Correct |
6 ms |
700 KB |
Output is correct |
| 21 |
Correct |
5 ms |
440 KB |
Output is correct |
| 22 |
Correct |
6 ms |
700 KB |
Output is correct |
| 23 |
Correct |
5 ms |
444 KB |
Output is correct |
| 24 |
Correct |
5 ms |
448 KB |
Output is correct |
| 25 |
Correct |
4 ms |
444 KB |
Output is correct |
| 26 |
Correct |
6 ms |
444 KB |
Output is correct |
| 27 |
Correct |
7 ms |
952 KB |
Output is correct |
| 28 |
Correct |
7 ms |
700 KB |
Output is correct |
| 29 |
Correct |
8 ms |
700 KB |
Output is correct |
| 30 |
Correct |
5 ms |
700 KB |
Output is correct |
| 31 |
Correct |
21 ms |
448 KB |
Output is correct |
| 32 |
Correct |
20 ms |
708 KB |
Output is correct |
| 33 |
Correct |
23 ms |
976 KB |
Output is correct |
| 34 |
Correct |
27 ms |
988 KB |
Output is correct |
| 35 |
Correct |
31 ms |
884 KB |
Output is correct |
| 36 |
Correct |
19 ms |
728 KB |
Output is correct |
| 37 |
Correct |
21 ms |
720 KB |
Output is correct |
| 38 |
Correct |
28 ms |
708 KB |
Output is correct |
| 39 |
Correct |
31 ms |
736 KB |
Output is correct |
| 40 |
Correct |
29 ms |
1000 KB |
Output is correct |
| 41 |
Correct |
28 ms |
796 KB |
Output is correct |
| 42 |
Correct |
22 ms |
712 KB |
Output is correct |
| 43 |
Correct |
24 ms |
704 KB |
Output is correct |
| 44 |
Correct |
27 ms |
708 KB |
Output is correct |
| 45 |
Correct |
44 ms |
708 KB |
Output is correct |
| 46 |
Correct |
29 ms |
964 KB |
Output is correct |
| 47 |
Correct |
28 ms |
720 KB |
Output is correct |
| 48 |
Correct |
34 ms |
964 KB |
Output is correct |
| 49 |
Correct |
37 ms |
1328 KB |
Output is correct |
| 50 |
Correct |
35 ms |
1216 KB |
Output is correct |
| 51 |
Correct |
29 ms |
1056 KB |
Output is correct |
| 52 |
Correct |
28 ms |
1032 KB |
Output is correct |
| 53 |
Correct |
36 ms |
844 KB |
Output is correct |
| 54 |
Correct |
31 ms |
960 KB |
Output is correct |
| 55 |
Correct |
27 ms |
720 KB |
Output is correct |
| 56 |
Correct |
27 ms |
960 KB |
Output is correct |
| 57 |
Correct |
35 ms |
708 KB |
Output is correct |
| 58 |
Correct |
41 ms |
964 KB |
Output is correct |
| 59 |
Correct |
32 ms |
1240 KB |
Output is correct |
| 60 |
Correct |
37 ms |
1216 KB |
Output is correct |
