oj.uz

Submission #74021

# Submission time Handle Problem Language Result Execution time Memory
74021 2018-08-29T15:47:22 Z vex Zalmoxis (BOI18_zalmoxis) C++14
30 / 100
 288 ms 16516 KB 
#include <bits/stdc++.h>
#define maxn 1000005
using namespace std;

int n,k;
int a[maxn];
vector<int>sol;
int s[maxn];
bool bio[maxn];

void precalc()
{
    s[0]=0;
    for(int i=1;i<=n;i++)s[i]=s[i-1]+(1<<a[i]);
}

void solve(int l,int r,int x)
{
    if(l>r)
    {
        sol.push_back(x);
        bio[sol.size()-1]=false;
        return;
    }
    if(l==r)
    {
        int is=1<<x;
        sol.push_back(a[l]);
        bio[sol.size()-1]=true;

        is-=1<<a[l];
        int br=0;
        while(is>0)
        {
            if(is%2)
            {
                sol.push_back(br);
                bio[sol.size()-1]=false;
            }
            br++;
            is/=2;
        }
        return;
    }

    int left=l;
    int right=r;
    int br=1<<(x-1);
    int t=l;
    while(left<=right)
    {
        int mid=(left+right)/2;
        if(s[mid]-s[l-1]>br)right=mid-1;
        else {
           t=mid;
           left=mid+1;
        }
    }

    solve(l,t,x-1);
    solve(t+1,r,x-1);
}
int najv2(int x)
{
    int l=0;
    int r=30;
    int sss=0;
    while(l<=r)
    {
        int mid=(l+r)/2;
        int br=(1<<mid)-1;
        if(br>x)r=mid-1;
        else{
            sss=mid;
            l=mid+1;
        }
    }
    return sss;
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);

    cin>>n>>k;
    for(int i=1;i<=n;i++)cin>>a[i];

    precalc();
    solve(1,n,30);

    int sz=sol.size();
    int d=n+k-sz;

    for(int i=0;i<sz;i++)cout<<sol[i]<<" ";
    /*for(int i=0;i<sz;i++)
    {
        if(d==0 || bio[i])cout<<sol[i]<<" ";
        else{
            int mmm=najv2(d);
            int minn=min(mmm,sol[i]);
            for(int j=1;j<=(1<<minn);j++)cout<<sol[i]-minn<<" ";
            d-=1<<minn;
            d++;
        }
    }*/
    return 0;
}

Compilation message

zalmoxis.cpp: In function 'int main()':
zalmoxis.cpp:94:9: warning: unused variable 'd' [-Wunused-variable]
     int d=n+k-sz;
         ^

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 269 ms 15200 KB Output is correct
2 Correct 245 ms 15324 KB Output is correct
3 Correct 230 ms 15544 KB Output is correct
4 Correct 279 ms 15544 KB Output is correct
5 Correct 266 ms 15628 KB Output is correct
6 Correct 220 ms 15628 KB Output is correct

Subtask #2
0 / 70.0

# Verdict Execution time Memory Grader output
1 Incorrect 191 ms 15628 KB Expected EOF
2 Incorrect 242 ms 15872 KB Expected EOF
3 Incorrect 288 ms 15872 KB Expected EOF
4 Incorrect 258 ms 15872 KB Expected EOF
5 Incorrect 264 ms 15872 KB Expected EOF
6 Incorrect 219 ms 15872 KB Expected EOF
7 Incorrect 229 ms 15872 KB Expected EOF
8 Incorrect 250 ms 15872 KB Expected EOF
9 Incorrect 249 ms 16516 KB Expected EOF
10 Incorrect 114 ms 16516 KB Unexpected end of file - int32 expected
11 Incorrect 156 ms 16516 KB Unexpected end of file - int32 expected
12 Incorrect 3 ms 16516 KB Unexpected end of file - int32 expected
13 Incorrect 3 ms 16516 KB Unexpected end of file - int32 expected
14 Incorrect 3 ms 16516 KB Unexpected end of file - int32 expected