/*
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx2,fma,bmi,bmi2,sse4.2,popcnt,lzcnt")
*/
#include <bits/stdc++.h>
#include "xylophone.h"
#define taskname ""
#define all(x) x.begin(), x.end()
#define ll long long
#define ld long double
#define pb push_back
#define ff first
#define ss second
#define pii pair<int, int>
#define vi vector<int>
using namespace std;
const int mxN = 5e3 + 5;
const int mod = 1e9 + 7;
const ll oo = 1e18;
void solve(int N) {
int n = N;
if(n == 2) {
answer(1, 1);
answer(2, 2);
return;
}
int diff_1[n + 5], diff_2[n + 5];
for(int i = 1; i <= n - 1; ++i)
diff_1[i] = query(i, i + 1);
for(int i = 1; i <= n - 2; ++i)
diff_2[i] = query(i, i + 2);
int diff[n + 5]; diff[1] = 0;
bool last_time = true;
for(int i = 1; i <= n - 2; ++i) {
if(diff_1[i] + diff_1[i + 1] == diff_2[i]) {
if(last_time) {
diff[i + 1] = diff[i] + diff_1[i];
diff[i + 2] = diff[i] + diff_2[i];
}
else {
diff[i + 1] = diff[i] - diff_1[i];
diff[i + 2] = diff[i] - diff_2[i];
}
}
else {
if(last_time) {
diff[i + 1] = diff[i] + diff_1[i];
diff[i + 2] = diff[i] + diff_1[i] - diff_1[i + 1];
}
else {
diff[i + 1] = diff[i] - diff_1[i];
diff[i + 2] = diff[i] - diff_1[i] + diff_1[i + 1];
}
last_time ^= 1;
}
}
int pos_max = 1, pos_min = 1, cur_max = 0, cur_min = 0;
for(int i = 2; i <= n; ++i) {
cur_max = max(cur_max, diff[i]);
cur_min = min(cur_min, diff[i]);
pos_max = (cur_max == diff[i] ? i : pos_max);
pos_min = (cur_min == diff[i] ? i : pos_min);
}
// for(int i = 1; i <= n; ++i)
// cout << i << " " << diff[i] << endl;
// cout << endl;
int coef = 1;
if(pos_max < pos_min)
coef = -1;
int first_element = 1 - diff[min(pos_min, pos_max)] * coef;
answer(1, first_element);
for(int i = 2; i <= n; ++i)
answer(i, first_element + diff[i] * coef);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
208 KB |
Output is correct |
2 |
Correct |
1 ms |
208 KB |
Output is correct |
3 |
Correct |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
2 ms |
208 KB |
Output is correct |
5 |
Correct |
3 ms |
208 KB |
Output is correct |
6 |
Correct |
2 ms |
208 KB |
Output is correct |
7 |
Correct |
2 ms |
208 KB |
Output is correct |
8 |
Correct |
2 ms |
208 KB |
Output is correct |
9 |
Correct |
1 ms |
208 KB |
Output is correct |
10 |
Correct |
2 ms |
208 KB |
Output is correct |
11 |
Correct |
2 ms |
208 KB |
Output is correct |
12 |
Correct |
2 ms |
208 KB |
Output is correct |
13 |
Correct |
3 ms |
208 KB |
Output is correct |
14 |
Correct |
3 ms |
208 KB |
Output is correct |
15 |
Correct |
2 ms |
208 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
208 KB |
Output is correct |
2 |
Correct |
1 ms |
208 KB |
Output is correct |
3 |
Correct |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
2 ms |
208 KB |
Output is correct |
5 |
Correct |
3 ms |
208 KB |
Output is correct |
6 |
Correct |
2 ms |
208 KB |
Output is correct |
7 |
Correct |
2 ms |
208 KB |
Output is correct |
8 |
Correct |
2 ms |
208 KB |
Output is correct |
9 |
Correct |
1 ms |
208 KB |
Output is correct |
10 |
Correct |
2 ms |
208 KB |
Output is correct |
11 |
Correct |
2 ms |
208 KB |
Output is correct |
12 |
Correct |
2 ms |
208 KB |
Output is correct |
13 |
Correct |
3 ms |
208 KB |
Output is correct |
14 |
Correct |
3 ms |
208 KB |
Output is correct |
15 |
Correct |
2 ms |
208 KB |
Output is correct |
16 |
Correct |
5 ms |
208 KB |
Output is correct |
17 |
Correct |
9 ms |
208 KB |
Output is correct |
18 |
Correct |
16 ms |
208 KB |
Output is correct |
19 |
Correct |
20 ms |
284 KB |
Output is correct |
20 |
Correct |
14 ms |
208 KB |
Output is correct |
21 |
Correct |
22 ms |
288 KB |
Output is correct |
22 |
Correct |
14 ms |
304 KB |
Output is correct |
23 |
Correct |
24 ms |
284 KB |
Output is correct |
24 |
Correct |
15 ms |
208 KB |
Output is correct |
25 |
Correct |
15 ms |
208 KB |
Output is correct |
26 |
Correct |
19 ms |
208 KB |
Output is correct |
27 |
Correct |
25 ms |
288 KB |
Output is correct |
28 |
Correct |
15 ms |
208 KB |
Output is correct |
29 |
Correct |
16 ms |
284 KB |
Output is correct |
30 |
Correct |
15 ms |
208 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
208 KB |
Output is correct |
2 |
Correct |
1 ms |
208 KB |
Output is correct |
3 |
Correct |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
2 ms |
208 KB |
Output is correct |
5 |
Correct |
3 ms |
208 KB |
Output is correct |
6 |
Correct |
2 ms |
208 KB |
Output is correct |
7 |
Correct |
2 ms |
208 KB |
Output is correct |
8 |
Correct |
2 ms |
208 KB |
Output is correct |
9 |
Correct |
1 ms |
208 KB |
Output is correct |
10 |
Correct |
2 ms |
208 KB |
Output is correct |
11 |
Correct |
2 ms |
208 KB |
Output is correct |
12 |
Correct |
2 ms |
208 KB |
Output is correct |
13 |
Correct |
3 ms |
208 KB |
Output is correct |
14 |
Correct |
3 ms |
208 KB |
Output is correct |
15 |
Correct |
2 ms |
208 KB |
Output is correct |
16 |
Correct |
5 ms |
208 KB |
Output is correct |
17 |
Correct |
9 ms |
208 KB |
Output is correct |
18 |
Correct |
16 ms |
208 KB |
Output is correct |
19 |
Correct |
20 ms |
284 KB |
Output is correct |
20 |
Correct |
14 ms |
208 KB |
Output is correct |
21 |
Correct |
22 ms |
288 KB |
Output is correct |
22 |
Correct |
14 ms |
304 KB |
Output is correct |
23 |
Correct |
24 ms |
284 KB |
Output is correct |
24 |
Correct |
15 ms |
208 KB |
Output is correct |
25 |
Correct |
15 ms |
208 KB |
Output is correct |
26 |
Correct |
19 ms |
208 KB |
Output is correct |
27 |
Correct |
25 ms |
288 KB |
Output is correct |
28 |
Correct |
15 ms |
208 KB |
Output is correct |
29 |
Correct |
16 ms |
284 KB |
Output is correct |
30 |
Correct |
15 ms |
208 KB |
Output is correct |
31 |
Correct |
49 ms |
208 KB |
Output is correct |
32 |
Correct |
46 ms |
300 KB |
Output is correct |
33 |
Correct |
60 ms |
312 KB |
Output is correct |
34 |
Correct |
104 ms |
324 KB |
Output is correct |
35 |
Correct |
125 ms |
364 KB |
Output is correct |
36 |
Correct |
63 ms |
316 KB |
Output is correct |
37 |
Correct |
109 ms |
312 KB |
Output is correct |
38 |
Correct |
63 ms |
336 KB |
Output is correct |
39 |
Correct |
81 ms |
312 KB |
Output is correct |
40 |
Correct |
92 ms |
316 KB |
Output is correct |
41 |
Correct |
102 ms |
312 KB |
Output is correct |
42 |
Correct |
88 ms |
336 KB |
Output is correct |
43 |
Correct |
76 ms |
336 KB |
Output is correct |
44 |
Correct |
80 ms |
336 KB |
Output is correct |
45 |
Correct |
77 ms |
316 KB |
Output is correct |
46 |
Correct |
87 ms |
348 KB |
Output is correct |
47 |
Correct |
86 ms |
316 KB |
Output is correct |
48 |
Correct |
85 ms |
336 KB |
Output is correct |
49 |
Correct |
76 ms |
316 KB |
Output is correct |
50 |
Correct |
92 ms |
324 KB |
Output is correct |
51 |
Correct |
87 ms |
312 KB |
Output is correct |
52 |
Correct |
70 ms |
336 KB |
Output is correct |
53 |
Correct |
99 ms |
336 KB |
Output is correct |
54 |
Correct |
102 ms |
336 KB |
Output is correct |
55 |
Correct |
95 ms |
324 KB |
Output is correct |
56 |
Correct |
84 ms |
316 KB |
Output is correct |
57 |
Correct |
97 ms |
316 KB |
Output is correct |
58 |
Correct |
100 ms |
316 KB |
Output is correct |
59 |
Correct |
100 ms |
312 KB |
Output is correct |
60 |
Correct |
100 ms |
312 KB |
Output is correct |