#include "xylophone.h"
#include<bits/stdc++.h>
using namespace std;
const int MAXN = 5069;
int ans[MAXN], vis[MAXN];
void solve(int N) {
int n = N;
int l = 2, r = n, mx = 2;
while (l <= r) {
int mid = (l + r) / 2;
if (query(1, mid) == n - 1) {
mx = mid;
r = mid - 1;
}
else
l = mid + 1;
}
ans[mx] = n;
vis[n] = 1;
if (mx < n) {
int x = query(mx, mx + 1);
ans[mx + 1] = n - x;
vis[n - x] = 1;
}
int x = query(mx - 1, mx);
ans[mx - 1] = n - x;
vis[n - x] = 1;
for (int i = mx - 2;i >= 1;i--) {
int x = query(i, i + 1);
int v1 = ans[i + 1] - x;
int v2 = ans[i + 1] + x;
if (v1 < 1 || v1 > n || vis[v1])
ans[i] = v2;
else if (v2 > n || v2 < 1 || vis[v2])
ans[i] = v1;
else {
int y = query(i, i + 2);
if (y == abs(ans[i + 2] - ans[i + 1]) || y == x) {
if (ans[i + 2] > ans[i + 1])
ans[i] = v2;
else
ans[i] = v1;
}
else {
if (ans[i + 2] > ans[i + 1])
ans[i] = v1;
else
ans[i] = v2;
}
}
vis[ans[i]] = 1;
}
for (int i = mx + 2;i < n;i++) {
int x = query(i - 1, i);
int v1 = ans[i - 1] - x;
int v2 = ans[i - 1] + x;
if (v1 < 1 || v1 > n || vis[v1])
ans[i] = v2;
else if (v2 > n || v2 > n || vis[v2])
ans[i] = v1;
else {
int y = query(i - 2, i);
if (y == abs(ans[i - 2] - ans[i - 1]) || y == x) {
if (ans[i - 2] > ans[i - 1])
ans[i] = v2;
else
ans[i] = v1;
}
else {
if (ans[i - 2] > ans[i - 1])
ans[i] = v1;
else
ans[i] = v2;
}
}
vis[ans[i]] = 1;
}
for (int i = 1;i <= n;i++) {
if (!vis[i])
ans[n] = i;
}
for(int i = 1; i <= n; i++) {
answer(i, ans[i]);
}
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
444 KB |
Output is correct |
| 2 |
Correct |
1 ms |
440 KB |
Output is correct |
| 3 |
Correct |
1 ms |
436 KB |
Output is correct |
| 4 |
Correct |
1 ms |
440 KB |
Output is correct |
| 5 |
Correct |
1 ms |
444 KB |
Output is correct |
| 6 |
Correct |
1 ms |
440 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 |
444 KB |
Output is correct |
| 10 |
Correct |
1 ms |
440 KB |
Output is correct |
| 11 |
Correct |
1 ms |
440 KB |
Output is correct |
| 12 |
Correct |
1 ms |
440 KB |
Output is correct |
| 13 |
Correct |
1 ms |
444 KB |
Output is correct |
| 14 |
Correct |
1 ms |
436 KB |
Output is correct |
| 15 |
Correct |
1 ms |
436 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
444 KB |
Output is correct |
| 2 |
Correct |
1 ms |
440 KB |
Output is correct |
| 3 |
Correct |
1 ms |
436 KB |
Output is correct |
| 4 |
Correct |
1 ms |
440 KB |
Output is correct |
| 5 |
Correct |
1 ms |
444 KB |
Output is correct |
| 6 |
Correct |
1 ms |
440 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 |
444 KB |
Output is correct |
| 10 |
Correct |
1 ms |
440 KB |
Output is correct |
| 11 |
Correct |
1 ms |
440 KB |
Output is correct |
| 12 |
Correct |
1 ms |
440 KB |
Output is correct |
| 13 |
Correct |
1 ms |
444 KB |
Output is correct |
| 14 |
Correct |
1 ms |
436 KB |
Output is correct |
| 15 |
Correct |
1 ms |
436 KB |
Output is correct |
| 16 |
Correct |
2 ms |
596 KB |
Output is correct |
| 17 |
Correct |
3 ms |
696 KB |
Output is correct |
| 18 |
Correct |
6 ms |
692 KB |
Output is correct |
| 19 |
Correct |
6 ms |
448 KB |
Output is correct |
| 20 |
Correct |
5 ms |
440 KB |
Output is correct |
| 21 |
Correct |
5 ms |
696 KB |
Output is correct |
| 22 |
Correct |
5 ms |
692 KB |
Output is correct |
| 23 |
Correct |
5 ms |
448 KB |
Output is correct |
| 24 |
Correct |
5 ms |
448 KB |
Output is correct |
| 25 |
Correct |
5 ms |
700 KB |
Output is correct |
| 26 |
Correct |
7 ms |
704 KB |
Output is correct |
| 27 |
Correct |
7 ms |
704 KB |
Output is correct |
| 28 |
Correct |
6 ms |
692 KB |
Output is correct |
| 29 |
Correct |
5 ms |
452 KB |
Output is correct |
| 30 |
Correct |
6 ms |
444 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
444 KB |
Output is correct |
| 2 |
Correct |
1 ms |
440 KB |
Output is correct |
| 3 |
Correct |
1 ms |
436 KB |
Output is correct |
| 4 |
Correct |
1 ms |
440 KB |
Output is correct |
| 5 |
Correct |
1 ms |
444 KB |
Output is correct |
| 6 |
Correct |
1 ms |
440 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 |
444 KB |
Output is correct |
| 10 |
Correct |
1 ms |
440 KB |
Output is correct |
| 11 |
Correct |
1 ms |
440 KB |
Output is correct |
| 12 |
Correct |
1 ms |
440 KB |
Output is correct |
| 13 |
Correct |
1 ms |
444 KB |
Output is correct |
| 14 |
Correct |
1 ms |
436 KB |
Output is correct |
| 15 |
Correct |
1 ms |
436 KB |
Output is correct |
| 16 |
Correct |
2 ms |
596 KB |
Output is correct |
| 17 |
Correct |
3 ms |
696 KB |
Output is correct |
| 18 |
Correct |
6 ms |
692 KB |
Output is correct |
| 19 |
Correct |
6 ms |
448 KB |
Output is correct |
| 20 |
Correct |
5 ms |
440 KB |
Output is correct |
| 21 |
Correct |
5 ms |
696 KB |
Output is correct |
| 22 |
Correct |
5 ms |
692 KB |
Output is correct |
| 23 |
Correct |
5 ms |
448 KB |
Output is correct |
| 24 |
Correct |
5 ms |
448 KB |
Output is correct |
| 25 |
Correct |
5 ms |
700 KB |
Output is correct |
| 26 |
Correct |
7 ms |
704 KB |
Output is correct |
| 27 |
Correct |
7 ms |
704 KB |
Output is correct |
| 28 |
Correct |
6 ms |
692 KB |
Output is correct |
| 29 |
Correct |
5 ms |
452 KB |
Output is correct |
| 30 |
Correct |
6 ms |
444 KB |
Output is correct |
| 31 |
Correct |
11 ms |
952 KB |
Output is correct |
| 32 |
Correct |
19 ms |
948 KB |
Output is correct |
| 33 |
Correct |
25 ms |
708 KB |
Output is correct |
| 34 |
Correct |
29 ms |
696 KB |
Output is correct |
| 35 |
Correct |
28 ms |
952 KB |
Output is correct |
| 36 |
Correct |
20 ms |
1200 KB |
Output is correct |
| 37 |
Correct |
23 ms |
1204 KB |
Output is correct |
| 38 |
Correct |
24 ms |
948 KB |
Output is correct |
| 39 |
Correct |
31 ms |
688 KB |
Output is correct |
| 40 |
Correct |
30 ms |
704 KB |
Output is correct |
| 41 |
Correct |
28 ms |
468 KB |
Output is correct |
| 42 |
Correct |
21 ms |
704 KB |
Output is correct |
| 43 |
Correct |
23 ms |
948 KB |
Output is correct |
| 44 |
Correct |
23 ms |
960 KB |
Output is correct |
| 45 |
Correct |
30 ms |
956 KB |
Output is correct |
| 46 |
Correct |
29 ms |
952 KB |
Output is correct |
| 47 |
Correct |
32 ms |
700 KB |
Output is correct |
| 48 |
Correct |
32 ms |
700 KB |
Output is correct |
| 49 |
Correct |
30 ms |
704 KB |
Output is correct |
| 50 |
Correct |
36 ms |
696 KB |
Output is correct |
| 51 |
Correct |
30 ms |
952 KB |
Output is correct |
| 52 |
Correct |
30 ms |
704 KB |
Output is correct |
| 53 |
Correct |
27 ms |
964 KB |
Output is correct |
| 54 |
Correct |
29 ms |
736 KB |
Output is correct |
| 55 |
Correct |
28 ms |
944 KB |
Output is correct |
| 56 |
Correct |
29 ms |
948 KB |
Output is correct |
| 57 |
Correct |
26 ms |
704 KB |
Output is correct |
| 58 |
Correct |
29 ms |
720 KB |
Output is correct |
| 59 |
Correct |
29 ms |
712 KB |
Output is correct |
| 60 |
Correct |
30 ms |
692 KB |
Output is correct |
