Submission #771452

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
771452	2023-07-03T03:23:22 Z	taitruong270	Monkey and Apple-trees (IZhO12_apple)	C++17	0 / 100	419 ms	262144 KB

apple

/*==============================================================================================================
         __                    __                                             _____     ______    _______
        |  |                  |  |                                           /  __ \   / _____|  / ______|     
      __|  |__              __|  |__                                         |_|  | |  | |       | |  
     |__|   __|            |__|   __|                                             | |  | |____   | |_____ 
        |  |    _____   _     |  |    ____  __  __  ____    _____    _____       / /   \ ___  \  |  ___  \
        |  |   /  _  \ | |    |  |   /  _/ | | | | /  _  \ /  __ \  /  _  \     / /         | |  | |   | |
        |  |_  | |_| | | |    |  |_  | |   | |_| | | |_| | | |  | | | |_| |    / /___   ____| |  | |___| |
        \____\ \____/| |_|    \____\ |_|   \_____/ \_____/ |_|  |_| \____ |   |______| |______/  \_______/
                                                                        | |
                                                                      __/ |
                                                                     |___/  
                                        Pratice, practice, and practice
I hated every minute of training, but I said, ‘Don’t quit. Suffer now and live the rest of your life as a champion.' - Mohamed Ali 
                              You may not be the best, but must be the most effort
                                          Noi dau + Suy ngam = Tien bo 
==============================================================================================================*/
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define endl '\n'
const ll mod = 1e9+7;

struct sparse_segment_tree
{
    struct node 
    {
        ll l, r, sum, lazy;
        node *leftchild, *rightchild;

        node(ll _l, ll _r)
        {
            l=_l;
            r=_r;
            sum=0;
            lazy=0;
            leftchild=rightchild=nullptr;
        }

        ~node()
        {
            delete leftchild;
            delete rightchild;
        }

        void extend()
        {
            if (l!=r)
            {
                ll mid=(l+r)/2;
                if (leftchild==nullptr) leftchild=new node(l, mid);
                if (rightchild==nullptr) rightchild=new node(mid+1, r);
            }
        }

        void down()
        {
            if (lazy!=0)
            {
                sum=(r-l+1)*lazy;
                if (l!=r)
                {
                    extend();
                    leftchild->lazy=lazy;
                    rightchild->lazy=lazy;
                }   
                lazy=0;
            }
        }

        void update(ll u, ll v, ll val)
        {
            down();
            if (l>v || r<u || u>v) return;   
            if (u<=l && r<=v) 
            {
                lazy=val;
                down();   
                return;
            }
            extend();
            leftchild->update(u, v, val);
            rightchild->update(u, v, val);
            sum = leftchild->sum + rightchild->sum;  
        }

        ll query(ll u, ll v)
        {
            down();
            if (l>v || r<u || u>v) return 0;
            if (u<=l && r<=v) return sum;
            extend();
            return leftchild->query(u, v)+rightchild->query(u, v);
        }
    };
    node *root;

    sparse_segment_tree(ll _l, ll _r)
    {
        root=new node(_l, _r);
    } 

    void update(ll l, ll r, ll val)
    {
        root->update(l, r, val);
    }

    ll query(ll l, ll r)
    {
        return root->query(l, r);
    }
};

sparse_segment_tree seg(1, 1e9+10);
ll q, c;

void solve()
{
    cin>>q;
    while (q--)
    {
        ll type, l, r; cin>>type>>l>>r; l+=c; r+=c;
        if (type==1) c=seg.query(l, r), cout<<c<<endl;
        else seg.update(l, r, 1);
    }
}

int main()
{
    ios_base::sync_with_stdio(false); cin.tie(NULL);
    clock_t start = clock();
    //#ifndef ONLINE_JUDGE
    //freopen("_input.txt", "r", stdin);
    //freopen("_output.txt", "w", stdout);
    //#endif
    solve();
    clock_t end = clock();
    cerr<<"Time: "<<fixed<<setprecision(10)<<double(end-start)/double(CLOCKS_PER_SEC)<<"\n";
    return 0;
}

Subtask #1

0 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	15 ms	11452 KB	Output is correct
5	Correct	18 ms	13908 KB	Output is correct
6	Correct	18 ms	13384 KB	Output is correct
7	Correct	20 ms	13820 KB	Output is correct
8	Correct	169 ms	103088 KB	Output is correct
9	Correct	312 ms	174844 KB	Output is correct
10	Correct	331 ms	196124 KB	Output is correct
11	Correct	419 ms	212952 KB	Output is correct
12	Correct	354 ms	220268 KB	Output is correct
13	Runtime error	305 ms	262144 KB	Execution killed with signal 9
14	Halted	0 ms	0 KB	-