oj.uz

Submission #654665

# Submission time Handle Problem Language Result Execution time Memory
654665 2022-11-01T06:45:41 Z uylulu Xylophone (JOI18_xylophone) C++14
47 / 100
 80 ms 336 KB 
#include<bits/stdc++.h>
#include "xylophone.h"
#define ll int
//#define int long long
#define ld long double
#define cd complex<ld>
#define pll pair<ll,ll>
#define pii pair<int,int>
#define pld pair<ld,ld>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std ;
ll n ;
ll A[100005] ;
ll find_one()
{
    ll lo = 1 , hi = n-1 , mid ;
    while(hi-lo>1)
    {
        mid = ((hi+lo)>>1) ;
        if(query(mid , n)==n-1)
        {
            lo = mid ;
        }
        else
        {
            hi = mid ;
        }
    }
    if(query(hi , n)==n-1) return hi ;
    else return lo ;
}
void solve(int m)
{
    n = m ;
    ll val = find_one() ;
    A[val] = 1 ;
    for(int i = val+1 ; i<= n ; i++)
    {
        if(i==val+1)
        {
            A[i] = A[i-1]+query(i-1 , i) ;
        }
        else
        {
            ll k = query(i-1 , i) ;
            if(k+A[i-1]>n)
            {
                A[i] = A[i-1]-k ;
            }
            else if(A[i-1]-k<=0)
            {
                A[i] = A[i-1]+k ;
            }
            else
            {
                ll q = query(i-2 , i) ;
                if(A[i-2]<A[i-1])
                {
                    if(A[i-1]-A[i-2]!=q)
                    {
                        if(k+A[i-1]-A[i-2]==q)
                        {
                            A[i] = A[i-1]+k ;
                        }
                        else
                        {
                            A[i] = A[i-1]-k ;
                        }
                    }
                    else
                    {
                        A[i] = A[i-1]-k ;
                    }
                }
                else
                {
                    if(A[i-2]-A[i-1]!=q)
                    {
                        if(k+A[i-2]-A[i-1]==q)
                        {
                            A[i] = A[i-1]-k ;
                        }
                        else
                        {
                            A[i] = A[i-1]+k ;
                        }
                    }
                    else
                    {
                        A[i] = A[i-1]+k ;
                    }
                }
            }
        }
    }
    for(int i = val-1 ; i>= 1 ; i--)
    {
        if(i==val-1)
        {
            A[i] = A[i+1] + query(i , i+1) ;
        }
        else
        {
            ll k = query(i , i+1) ;
            if(k+A[i+1]>n)
            {
                A[i] = A[i+1]-k ;
            }
            else if(A[i+1]-k<=0)
            {
                A[i] = A[i+1]+k;
            }
            else
            {
                ll q = query(i , i+2) ;
                if(A[i+2]<A[i+1])
                {
                    if(A[i+1]-A[i+2]!=q)
                    {
                        if(k+A[i+1]-A[i+2]==q)
                        {
                            A[i] = A[i+1]+k ;
                        }
                        else
                        {
                            A[i] = A[i+1]-k ;
                        }
                    }
                    else
                    {
                        A[i] = A[i+1]-k ;
                    }
                }
                else
                {
                    if(A[i+2]-A[i+1]!=q)
                    {
                        if(k+A[i+2]-A[i+1]==q)
                        {
                            A[i] = A[i+1]-k ;
                        }
                        else
                        {
                            A[i] = A[i+1]+k ;
                        }
                    }
                    else
                    {
                        A[i] = A[i+1]+k ;
                    }
                }
            }
        }
    }
    for(int i = 1; i<= n ; i++) answer(i , A[i]) ;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 3 ms 208 KB Output is correct
5 Correct 2 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 1 ms 208 KB Output is correct
9 Correct 2 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 2 ms 208 KB Output is correct
14 Correct 2 ms 208 KB Output is correct
15 Correct 2 ms 208 KB Output is correct

Subtask #2
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 3 ms 208 KB Output is correct
5 Correct 2 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 1 ms 208 KB Output is correct
9 Correct 2 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 2 ms 208 KB Output is correct
14 Correct 2 ms 208 KB Output is correct
15 Correct 2 ms 208 KB Output is correct
16 Correct 4 ms 208 KB Output is correct
17 Correct 8 ms 208 KB Output is correct
18 Correct 11 ms 304 KB Output is correct
19 Correct 10 ms 304 KB Output is correct
20 Correct 7 ms 308 KB Output is correct
21 Correct 15 ms 208 KB Output is correct
22 Correct 16 ms 208 KB Output is correct
23 Correct 16 ms 208 KB Output is correct
24 Correct 11 ms 208 KB Output is correct
25 Correct 9 ms 336 KB Output is correct
26 Correct 13 ms 208 KB Output is correct
27 Correct 13 ms 312 KB Output is correct
28 Correct 12 ms 208 KB Output is correct
29 Correct 12 ms 208 KB Output is correct
30 Correct 11 ms 208 KB Output is correct

Subtask #3
0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 3 ms 208 KB Output is correct
5 Correct 2 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 1 ms 208 KB Output is correct
9 Correct 2 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 2 ms 208 KB Output is correct
14 Correct 2 ms 208 KB Output is correct
15 Correct 2 ms 208 KB Output is correct
16 Correct 4 ms 208 KB Output is correct
17 Correct 8 ms 208 KB Output is correct
18 Correct 11 ms 304 KB Output is correct
19 Correct 10 ms 304 KB Output is correct
20 Correct 7 ms 308 KB Output is correct
21 Correct 15 ms 208 KB Output is correct
22 Correct 16 ms 208 KB Output is correct
23 Correct 16 ms 208 KB Output is correct
24 Correct 11 ms 208 KB Output is correct
25 Correct 9 ms 336 KB Output is correct
26 Correct 13 ms 208 KB Output is correct
27 Correct 13 ms 312 KB Output is correct
28 Correct 12 ms 208 KB Output is correct
29 Correct 12 ms 208 KB Output is correct
30 Correct 11 ms 208 KB Output is correct
31 Correct 34 ms 208 KB Output is correct
32 Correct 49 ms 300 KB Output is correct
33 Correct 65 ms 332 KB Output is correct
34 Correct 72 ms 316 KB Output is correct
35 Correct 73 ms 208 KB Output is correct
36 Incorrect 80 ms 292 KB Wrong Answer [2]
37 Halted 0 ms 0 KB -