oj.uz

Submission #67549

# Submission time Handle Problem Language Result Execution time Memory
67549 2018-08-14T21:30:43 Z JustasZ Xylophone (JOI18_xylophone) C++14
100 / 100
 119 ms 856 KB 
#include "xylophone.h"
#include <bits/stdc++.h>
#define pb push_back
#define all(a) a.begin(), a.end()
#define sz(a) (int)a.size()
#define x first
#define y second
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int>pii;
const int maxn=1e5+100;
/*int query(int l, int r)
{
    cout<<l<<" "<<r<<endl;
    int ret;
    cin>>ret;
    return ret;
}*/
void solve(int n)
{
    int arr[maxn];
    int two[maxn], three[maxn], sgn[maxn];
    for(int i=1; i<=n-1; i++)
        two[i]=query(i, i+1);
    for(int i=1; i<=n-2; i++)
        three[i]=query(i, i+2);
    if(three[1]==two[1]+two[2])
        sgn[1]=sgn[2]=1;
    else sgn[1]=1, sgn[2]=-1;
    for(int i=3; i<=n-1; i++)
    {
        if(two[i-1]+two[i]!=three[i-1])
            sgn[i]=-sgn[i-1];
        else sgn[i]=sgn[i-1];
    }
    arr[1]=1;
    int mn=INT_MAX;
    for(int i=2; i<=n; i++)
    {
        arr[i]=arr[i-1]+sgn[i-1]*two[i-1];
        mn=min(mn, arr[i]);
    }
    int add=1-mn;
    if(mn<=0)
    for(int i=1; i<=n; i++)
        arr[i]+=add;
    for(int i=1; i<=n; i++)
    {
        if(arr[i]==1)break;
        if(arr[i]==n)
        {
            for(int j=1; j<=n; j++)
                arr[j]=n-arr[j]+1;
            break;
        }
    }
    for(int i=1; i<=n; i++)
        answer(i, arr[i]);
    //for(int i=1; i<=n; i++)
    //    cout<<arr[i]<<" ";
}
/*int main()
{
    solve(4);
}*/

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 308 KB Output is correct
3 Correct 2 ms 472 KB Output is correct
4 Correct 3 ms 472 KB Output is correct
5 Correct 4 ms 472 KB Output is correct
6 Correct 4 ms 472 KB Output is correct
7 Correct 3 ms 488 KB Output is correct
8 Correct 4 ms 540 KB Output is correct
9 Correct 6 ms 544 KB Output is correct
10 Correct 3 ms 544 KB Output is correct
11 Correct 3 ms 544 KB Output is correct
12 Correct 4 ms 544 KB Output is correct
13 Correct 5 ms 672 KB Output is correct
14 Correct 3 ms 672 KB Output is correct
15 Correct 4 ms 672 KB Output is correct

Subtask #2
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 308 KB Output is correct
3 Correct 2 ms 472 KB Output is correct
4 Correct 3 ms 472 KB Output is correct
5 Correct 4 ms 472 KB Output is correct
6 Correct 4 ms 472 KB Output is correct
7 Correct 3 ms 488 KB Output is correct
8 Correct 4 ms 540 KB Output is correct
9 Correct 6 ms 544 KB Output is correct
10 Correct 3 ms 544 KB Output is correct
11 Correct 3 ms 544 KB Output is correct
12 Correct 4 ms 544 KB Output is correct
13 Correct 5 ms 672 KB Output is correct
14 Correct 3 ms 672 KB Output is correct
15 Correct 4 ms 672 KB Output is correct
16 Correct 7 ms 672 KB Output is correct
17 Correct 10 ms 672 KB Output is correct
18 Correct 18 ms 672 KB Output is correct
19 Correct 25 ms 672 KB Output is correct
20 Correct 20 ms 672 KB Output is correct
21 Correct 26 ms 672 KB Output is correct
22 Correct 16 ms 672 KB Output is correct
23 Correct 27 ms 672 KB Output is correct
24 Correct 10 ms 672 KB Output is correct
25 Correct 22 ms 672 KB Output is correct
26 Correct 23 ms 672 KB Output is correct
27 Correct 26 ms 672 KB Output is correct
28 Correct 24 ms 672 KB Output is correct
29 Correct 24 ms 700 KB Output is correct
30 Correct 19 ms 700 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 308 KB Output is correct
3 Correct 2 ms 472 KB Output is correct
4 Correct 3 ms 472 KB Output is correct
5 Correct 4 ms 472 KB Output is correct
6 Correct 4 ms 472 KB Output is correct
7 Correct 3 ms 488 KB Output is correct
8 Correct 4 ms 540 KB Output is correct
9 Correct 6 ms 544 KB Output is correct
10 Correct 3 ms 544 KB Output is correct
11 Correct 3 ms 544 KB Output is correct
12 Correct 4 ms 544 KB Output is correct
13 Correct 5 ms 672 KB Output is correct
14 Correct 3 ms 672 KB Output is correct
15 Correct 4 ms 672 KB Output is correct
16 Correct 7 ms 672 KB Output is correct
17 Correct 10 ms 672 KB Output is correct
18 Correct 18 ms 672 KB Output is correct
19 Correct 25 ms 672 KB Output is correct
20 Correct 20 ms 672 KB Output is correct
21 Correct 26 ms 672 KB Output is correct
22 Correct 16 ms 672 KB Output is correct
23 Correct 27 ms 672 KB Output is correct
24 Correct 10 ms 672 KB Output is correct
25 Correct 22 ms 672 KB Output is correct
26 Correct 23 ms 672 KB Output is correct
27 Correct 26 ms 672 KB Output is correct
28 Correct 24 ms 672 KB Output is correct
29 Correct 24 ms 700 KB Output is correct
30 Correct 19 ms 700 KB Output is correct
31 Correct 19 ms 700 KB Output is correct
32 Correct 48 ms 700 KB Output is correct
33 Correct 60 ms 700 KB Output is correct
34 Correct 112 ms 700 KB Output is correct
35 Correct 79 ms 704 KB Output is correct
36 Correct 79 ms 704 KB Output is correct
37 Correct 85 ms 724 KB Output is correct
38 Correct 82 ms 724 KB Output is correct
39 Correct 76 ms 724 KB Output is correct
40 Correct 77 ms 724 KB Output is correct
41 Correct 87 ms 724 KB Output is correct
42 Correct 107 ms 724 KB Output is correct
43 Correct 85 ms 724 KB Output is correct
44 Correct 78 ms 724 KB Output is correct
45 Correct 105 ms 724 KB Output is correct
46 Correct 84 ms 724 KB Output is correct
47 Correct 94 ms 724 KB Output is correct
48 Correct 106 ms 724 KB Output is correct
49 Correct 99 ms 724 KB Output is correct
50 Correct 79 ms 724 KB Output is correct
51 Correct 56 ms 724 KB Output is correct
52 Correct 71 ms 724 KB Output is correct
53 Correct 117 ms 724 KB Output is correct
54 Correct 99 ms 724 KB Output is correct
55 Correct 109 ms 856 KB Output is correct
56 Correct 56 ms 856 KB Output is correct
57 Correct 119 ms 856 KB Output is correct
58 Correct 45 ms 856 KB Output is correct
59 Correct 111 ms 856 KB Output is correct
60 Correct 111 ms 856 KB Output is correct