oj.uz

Submission #212550

# Submission time Handle Problem Language Result Execution time Memory
212550 2020-03-23T13:04:25 Z tselmegkh Xylophone (JOI18_xylophone) C++14
100 / 100
 101 ms 556 KB 
#include<bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
#include "xylophone.h"
using namespace __gnu_pbds;
using namespace std;
template <typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

const int N = 1e5 + 5, inf = 1e9;
#define pb push_back
#define mp make_pair
#define ll long long
#define ff first
#define ss second
#define all(a) a.begin(),a.end()
typedef vector<int> vi;
typedef pair<int,int> ii;
typedef vector<ii> vii;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());


void solve(int n){
	vi ans(n + 1), d1(n + 1), d2(n + 1);
	for(int i = 1; i < n; i++)d1[i] = query(i, i + 1);
	for(int i = 1; i < n - 1; i++)d2[i] = query(i, i + 2);
	ans[1] = 0;
	ans[2] = d1[1];
	int x = 1;
	for(int i = 3; i <= n; i++){
		if(d1[i - 2] + d1[i - 1] != d2[i - 2]){
			x *= -1;
		}
		ans[i] = ans[i - 1] + d1[i - 1] * x;
	}
	int mx = -inf, mxp = -1, mn = inf, mnp = -1;
	for(int i = 1; i <= n; i++){
		if(ans[i] > mx){
			mx = ans[i];
			mxp = i;
		}
		if(ans[i] < mn){
			mn = ans[i];
			mnp = i;
		}
	}
	if(mxp < mnp){
		for(int i = 1; i <= n; i++){
			ans[i] = 1 + mx - ans[i];
		}
	}else{
		for(int i = 1; i <= n; i++){
			ans[i] = 1 + ans[i] - mn;
		}
	}
	for(int i = 1; i <= n; i++){
		answer(i, ans[i]);
	}
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 6 ms 256 KB Output is correct
4 Correct 6 ms 256 KB Output is correct
5 Correct 7 ms 256 KB Output is correct
6 Correct 7 ms 384 KB Output is correct
7 Correct 6 ms 384 KB Output is correct
8 Correct 7 ms 256 KB Output is correct
9 Correct 5 ms 256 KB Output is correct
10 Correct 7 ms 384 KB Output is correct
11 Correct 6 ms 256 KB Output is correct
12 Correct 6 ms 256 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 6 ms 384 KB Output is correct
15 Correct 7 ms 368 KB Output is correct

Subtask #2
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 6 ms 256 KB Output is correct
4 Correct 6 ms 256 KB Output is correct
5 Correct 7 ms 256 KB Output is correct
6 Correct 7 ms 384 KB Output is correct
7 Correct 6 ms 384 KB Output is correct
8 Correct 7 ms 256 KB Output is correct
9 Correct 5 ms 256 KB Output is correct
10 Correct 7 ms 384 KB Output is correct
11 Correct 6 ms 256 KB Output is correct
12 Correct 6 ms 256 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 6 ms 384 KB Output is correct
15 Correct 7 ms 368 KB Output is correct
16 Correct 8 ms 256 KB Output is correct
17 Correct 16 ms 416 KB Output is correct
18 Correct 19 ms 384 KB Output is correct
19 Correct 27 ms 384 KB Output is correct
20 Correct 23 ms 256 KB Output is correct
21 Correct 23 ms 384 KB Output is correct
22 Correct 25 ms 384 KB Output is correct
23 Correct 23 ms 384 KB Output is correct
24 Correct 23 ms 384 KB Output is correct
25 Correct 23 ms 384 KB Output is correct
26 Correct 21 ms 384 KB Output is correct
27 Correct 18 ms 384 KB Output is correct
28 Correct 27 ms 384 KB Output is correct
29 Correct 21 ms 384 KB Output is correct
30 Correct 21 ms 384 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 6 ms 256 KB Output is correct
4 Correct 6 ms 256 KB Output is correct
5 Correct 7 ms 256 KB Output is correct
6 Correct 7 ms 384 KB Output is correct
7 Correct 6 ms 384 KB Output is correct
8 Correct 7 ms 256 KB Output is correct
9 Correct 5 ms 256 KB Output is correct
10 Correct 7 ms 384 KB Output is correct
11 Correct 6 ms 256 KB Output is correct
12 Correct 6 ms 256 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 6 ms 384 KB Output is correct
15 Correct 7 ms 368 KB Output is correct
16 Correct 8 ms 256 KB Output is correct
17 Correct 16 ms 416 KB Output is correct
18 Correct 19 ms 384 KB Output is correct
19 Correct 27 ms 384 KB Output is correct
20 Correct 23 ms 256 KB Output is correct
21 Correct 23 ms 384 KB Output is correct
22 Correct 25 ms 384 KB Output is correct
23 Correct 23 ms 384 KB Output is correct
24 Correct 23 ms 384 KB Output is correct
25 Correct 23 ms 384 KB Output is correct
26 Correct 21 ms 384 KB Output is correct
27 Correct 18 ms 384 KB Output is correct
28 Correct 27 ms 384 KB Output is correct
29 Correct 21 ms 384 KB Output is correct
30 Correct 21 ms 384 KB Output is correct
31 Correct 45 ms 384 KB Output is correct
32 Correct 62 ms 384 KB Output is correct
33 Correct 85 ms 384 KB Output is correct
34 Correct 76 ms 384 KB Output is correct
35 Correct 90 ms 384 KB Output is correct
36 Correct 93 ms 508 KB Output is correct
37 Correct 84 ms 384 KB Output is correct
38 Correct 92 ms 416 KB Output is correct
39 Correct 96 ms 384 KB Output is correct
40 Correct 92 ms 384 KB Output is correct
41 Correct 90 ms 432 KB Output is correct
42 Correct 93 ms 384 KB Output is correct
43 Correct 92 ms 504 KB Output is correct
44 Correct 93 ms 384 KB Output is correct
45 Correct 92 ms 384 KB Output is correct
46 Correct 80 ms 428 KB Output is correct
47 Correct 58 ms 556 KB Output is correct
48 Correct 80 ms 384 KB Output is correct
49 Correct 99 ms 476 KB Output is correct
50 Correct 95 ms 384 KB Output is correct
51 Correct 101 ms 384 KB Output is correct
52 Correct 86 ms 384 KB Output is correct
53 Correct 88 ms 384 KB Output is correct
54 Correct 94 ms 384 KB Output is correct
55 Correct 89 ms 436 KB Output is correct
56 Correct 90 ms 384 KB Output is correct
57 Correct 96 ms 384 KB Output is correct
58 Correct 88 ms 384 KB Output is correct
59 Correct 86 ms 384 KB Output is correct
60 Correct 89 ms 512 KB Output is correct