oj.uz

Submission #231353

# Submission time Handle Problem Language Result Execution time Memory
231353 2020-05-13T12:24:47 Z filiptudose7 Simple (info1cup19_simple) C++11
100 / 100
 424 ms 32632 KB 
#include <bits/stdc++.h>
using namespace std;
long long n,q,ai1[1000005],ai2[1000005],ai3[1000005],ai4[1000005],lazy[1000005],v[200005];
const long long bignumber = 1LL*INT_MAX*INT_MAX;
void propag(long long nod, long long a, long long b)
{
    if(a==b || lazy[nod]==0)
        return;
    lazy[nod*2]+=lazy[nod];
    lazy[nod*2+1]+=lazy[nod];

    if(ai1[nod*2]!=bignumber)
        ai1[nod*2]+=lazy[nod];
    if(ai1[nod*2+1]!=bignumber)
        ai1[nod*2+1]+=lazy[nod];

    if(ai2[nod*2]!=bignumber)
        ai2[nod*2]+=lazy[nod];
    if(ai2[nod*2+1]!=bignumber)
        ai2[nod*2+1]+=lazy[nod];

    if(ai3[nod*2]!=-bignumber)
        ai3[nod*2]+=lazy[nod];
    if(ai3[nod*2+1]!=-bignumber)
        ai3[nod*2+1]+=lazy[nod];

    if(ai4[nod*2]!=-bignumber)
        ai4[nod*2]+=lazy[nod];
    if(ai4[nod*2+1]!=-bignumber)
        ai4[nod*2+1]+=lazy[nod];

    if(lazy[nod]%2)
    {
        swap(ai1[nod*2],ai2[nod*2]);
        swap(ai1[nod*2+1],ai2[nod*2+1]);
        swap(ai3[nod*2],ai4[nod*2]);
        swap(ai3[nod*2+1],ai4[nod*2+1]);
    }
    lazy[nod]=0;
}
void update(long long ua, long long ub, long long val, long long nod, long long a, long long b)
{
    if(ua<=a && ub>=b)
    {
        lazy[nod]+=val;
        if(ai1[nod]!=bignumber)
            ai1[nod]+=val;
        if(ai2[nod]!=bignumber)
            ai2[nod]+=val;
        if(ai3[nod]!=-bignumber)
            ai3[nod]+=val;
        if(ai4[nod]!=-bignumber)
            ai4[nod]+=val;
        if(val%2)
        {
            swap(ai1[nod],ai2[nod]);
            swap(ai3[nod],ai4[nod]);
        }
        return;
    }
    propag(nod,a,b);
    long long mij=(a+b)/2;
    if(ua<=mij)
    {
        update(ua,ub,val,nod*2,a,mij);
    }
    if(ub>mij)
    {
        update(ua,ub,val,nod*2+1,mij+1,b);
    }
    ai1[nod]=min(ai1[nod*2],ai1[nod*2+1]);
    ai2[nod]=min(ai2[nod*2],ai2[nod*2+1]);
    ai3[nod]=max(ai3[nod*2],ai3[nod*2+1]);
    ai4[nod]=max(ai4[nod*2],ai4[nod*2+1]);
}
pair<long long,long long> query(long long qa, long long qb, long long nod, long long a, long long b)
{
    if(qa<=a && qb>=b)
    {
        return {ai1[nod],ai3[nod]};
    }
    propag(nod,a,b);
    long long mij=(a+b)/2;
    pair<long long,long long> rez1={bignumber,-bignumber},rez2={bignumber,-bignumber};
    if(qa<=mij)
    {
        rez1=query(qa,qb,nod*2,a,mij);
    }
    if(qb>mij)
    {
        rez2=query(qa,qb,nod*2+1,mij+1,b);
    }
    return {min(rez1.first,rez2.first),max(rez1.second,rez2.second)};
}
void update_in(long long poz, long long val, long long nod, long long a, long long b)
{
    if(a==b)
    {
        if(val%2==0)
        {
            ai1[nod]=ai4[nod]=val;
            ai2[nod]=bignumber;
            ai3[nod]=-bignumber;
        }
        else if(val%2==1)
        {
            ai2[nod]=ai3[nod]=val;
            ai1[nod]=bignumber;
            ai4[nod]=-bignumber;
        }
        return;
    }
    long long mij=(a+b)/2;
    if(poz<=mij)
    {
        update_in(poz,val,nod*2,a,mij);
    }
    else
    {
        update_in(poz,val,nod*2+1,mij+1,b);
    }
    ai1[nod]=min(ai1[nod*2],ai1[nod*2+1]);
    ai2[nod]=min(ai2[nod*2],ai2[nod*2+1]);
    ai3[nod]=max(ai3[nod*2],ai3[nod*2+1]);
    ai4[nod]=max(ai4[nod*2],ai4[nod*2+1]);
}
int main()
{
    //freopen("in","r",stdin);
   	//freopen("out","w",stdout);
    cin.sync_with_stdio(false);
    cin.tie(0);
    cin>>n;
    for(long long i=1;i<=n;i++)
    {
        cin>>v[i];
        update_in(i,v[i],1,1,n);
    }
    cin>>q;
    for(long long i=1;i<=q;i++)
    {
        long long t,a,b,val;
        cin>>t;
        if(t==0)
        {
            cin>>a>>b>>val;
            if(a>b)
                continue;
            update(a,b,val,1,1,n);
        }
        else if(t==1)
        {
            cin>>a>>b;
            if(a>b)
            {
                cout<<"-1 -1"<<'\n';
            }
            pair<long long,long long> rez=query(a,b,1,1,n);
            if(rez.first==bignumber)
            {
                cout<<-1<<' ';
            }
            else
            {
                cout<<rez.first<<' ';
            }
            if(rez.second==-bignumber)
            {
                cout<<-1<<'\n';
            }
            else
            {
                cout<<rez.second<<'\n';
            }
        }
    }
    return 0;
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 896 KB Output is correct
2 Correct 9 ms 896 KB Output is correct
3 Correct 12 ms 1280 KB Output is correct
4 Correct 11 ms 1280 KB Output is correct
5 Correct 11 ms 1280 KB Output is correct
6 Correct 15 ms 1280 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 145 ms 13688 KB Output is correct
2 Correct 281 ms 25848 KB Output is correct
3 Correct 284 ms 25848 KB Output is correct
4 Correct 291 ms 25848 KB Output is correct

Subtask #3
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 896 KB Output is correct
2 Correct 9 ms 896 KB Output is correct
3 Correct 12 ms 1280 KB Output is correct
4 Correct 11 ms 1280 KB Output is correct
5 Correct 11 ms 1280 KB Output is correct
6 Correct 15 ms 1280 KB Output is correct
7 Correct 145 ms 13688 KB Output is correct
8 Correct 281 ms 25848 KB Output is correct
9 Correct 284 ms 25848 KB Output is correct
10 Correct 291 ms 25848 KB Output is correct
11 Correct 172 ms 16120 KB Output is correct
12 Correct 411 ms 31480 KB Output is correct
13 Correct 386 ms 32120 KB Output is correct
14 Correct 424 ms 31608 KB Output is correct
15 Correct 352 ms 32632 KB Output is correct
16 Correct 141 ms 24824 KB Output is correct