oj.uz

Submission #553579

# Submission time Handle Problem Language Result Execution time Memory
553579 2022-04-26T09:39:48 Z andrei_boaca Snowball (JOI21_ho_t2) C++14
33 / 100
 1733 ms 9880 KB 
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
const ll INF=1e17;
ll n,q,x[200005],w[200005],smax[200005],smin[200005],sol[200005];
ll getfst(ll need)
{
    assert(need!=0);
    if(need>0)
    {
        ll st=1;
        ll dr=q;
        ll poz=INF;
        while(st<=dr)
        {
            ll mij=(st+dr)/2;
            if(smax[mij]>=need)
            {
                poz=mij;
                dr=mij-1;
            }
            else
                st=mij+1;
        }
        return poz;
    }
    else
    {
        ll st=1;
        ll dr=q;
        ll poz=INF;
        while(st<=dr)
        {
            ll mij=(st+dr)/2;
            if(smin[mij]<=need)
            {
                poz=mij;
                dr=mij-1;
            }
            else
                st=mij+1;
        }
        return poz;
    }
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cin>>n>>q;
    for(ll i=1;i<=n;i++)
        cin>>x[i];
    for(ll i=1;i<=q;i++)
        cin>>w[i];
    smax[1]=w[1];
    smin[1]=w[1];
    for(ll i=2;i<=q;i++)
    {
        w[i]=w[i-1]+w[i];
        smax[i]=max(smax[i-1],w[i]);
        smin[i]=min(smin[i-1],w[i]);
    }
    for(ll i=1;i<n;i++)
    {
        ll p1=x[i];
        ll p2=x[i+1];
        ll st=p1+1;
        ll dr=p2;
        ll nr=0;
        while(st<=dr)
        {
            ll mij=(st+dr)/2;
            ll needL=mij-p1;
            ll needR=(mij-1)-p2;
            ll fstL=getfst(needL);
            ll fstR=getfst(needR);
            if(fstL<fstR&&fstL<=q)
            {
                nr=mij-p1;
                st=mij+1;
            }
            else
                dr=mij-1;
        }
        sol[i]+=nr;
        st=p1;
        dr=p2-1;
        nr=0;
        while(st<=dr)
        {
            ll mij=(st+dr)/2;
            ll needL=mij+1-p1;
            ll needR=mij-p2;
            ll fstL=getfst(needL);
            ll fstR=getfst(needR);
            if(fstR<fstL&&fstR<=q)
            {
                nr=p2-mij;
                dr=mij-1;
            }
            else
                st=mij+1;
        }
        sol[i+1]+=nr;
    }
    sol[1]-=smin[q];
    sol[n]+=smax[q];
    for(ll i=1;i<=n;i++)
        cout<<sol[i]<<'\n';
    return 0;
}

Subtask #1
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 2 ms 340 KB Output is correct
4 Correct 11 ms 468 KB Output is correct
5 Correct 12 ms 424 KB Output is correct
6 Correct 8 ms 340 KB Output is correct
7 Correct 7 ms 340 KB Output is correct
8 Correct 7 ms 340 KB Output is correct
9 Correct 6 ms 436 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 360 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 11 ms 340 KB Output is correct
16 Correct 9 ms 340 KB Output is correct
17 Correct 6 ms 424 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 2 ms 340 KB Output is correct

Subtask #2
0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 2 ms 340 KB Output is correct
4 Correct 11 ms 468 KB Output is correct
5 Correct 12 ms 424 KB Output is correct
6 Correct 8 ms 340 KB Output is correct
7 Correct 7 ms 340 KB Output is correct
8 Correct 7 ms 340 KB Output is correct
9 Correct 6 ms 436 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 360 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 11 ms 340 KB Output is correct
16 Correct 9 ms 340 KB Output is correct
17 Correct 6 ms 424 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 2 ms 340 KB Output is correct
20 Correct 28 ms 4956 KB Output is correct
21 Correct 27 ms 5016 KB Output is correct
22 Correct 25 ms 4936 KB Output is correct
23 Correct 36 ms 4988 KB Output is correct
24 Correct 181 ms 5456 KB Output is correct
25 Correct 1650 ms 9740 KB Output is correct
26 Correct 1629 ms 9812 KB Output is correct
27 Correct 1537 ms 9440 KB Output is correct
28 Correct 1509 ms 9496 KB Output is correct
29 Correct 1394 ms 9348 KB Output is correct
30 Correct 833 ms 8956 KB Output is correct
31 Correct 118 ms 8500 KB Output is correct
32 Correct 71 ms 8412 KB Output is correct
33 Correct 135 ms 1284 KB Output is correct
34 Correct 1505 ms 9628 KB Output is correct
35 Correct 1546 ms 9468 KB Output is correct
36 Correct 1733 ms 9880 KB Output is correct
37 Correct 1568 ms 9772 KB Output is correct
38 Correct 1558 ms 9712 KB Output is correct
39 Correct 1513 ms 9528 KB Output is correct
40 Correct 848 ms 9592 KB Output is correct
41 Incorrect 38 ms 4984 KB Output isn't correct
42 Halted 0 ms 0 KB -