Submission #881737

# Submission time Handle Problem Language Result Execution time Memory
881737 2023-12-01T19:56:55 Z alexdd Monkey and Apple-trees (IZhO12_apple) C++17
100 / 100
168 ms 70480 KB
#include<bits/stdc++.h>
using namespace std;
const int INF = 1e9 + 5;
struct node
{
    int sum,lazy;
    int tole,tori;
};
vector<node> aint;
void propagate(int nod, int st, int dr)
{
    if(aint[nod].lazy==0)
        return;
    int le = aint[nod].tole;
    int ri = aint[nod].tori;
    int mij=(st+dr)/2;
    aint[le].sum = mij-st+1;
    aint[le].lazy = 1;
    aint[ri].sum = dr-mij;
    aint[ri].lazy = 1;
    aint[nod].lazy=0;
}
void upd(int nod, int st, int dr, int le, int ri)
{
    if(le>ri)
        return;
    if(st==le && dr==ri)
    {
        aint[nod].sum = ri-le+1;
        aint[nod].lazy=1;
        return;
    }
    if(aint[nod].tole==-1)
    {
        aint[nod].tole=aint.size();
        aint.push_back({0,0,-1,-1});
    }
    if(aint[nod].tori==-1)
    {
        aint[nod].tori=aint.size();
        aint.push_back({0,0,-1,-1});
    }
    propagate(nod,st,dr);
    int mij=(st+dr)/2;
    upd(aint[nod].tole,st,mij,le,min(mij,ri));
    upd(aint[nod].tori,mij+1,dr,max(mij+1,le),ri);
    aint[nod].sum = aint[aint[nod].tole].sum + aint[aint[nod].tori].sum;
}
int qry(int nod, int st, int dr, int le, int ri)
{
    if(le>ri)
        return 0;
    if(le==st && dr==ri)
        return aint[nod].sum;
    if(aint[nod].tole==-1)
    {
        aint[nod].tole=aint.size();
        aint.push_back({0,0,-1,-1});
    }
    if(aint[nod].tori==-1)
    {
        aint[nod].tori=aint.size();
        aint.push_back({0,0,-1,-1});
    }
    propagate(nod,st,dr);
    int mij=(st+dr)/2;
    return qry(aint[nod].tole,st,mij,le,min(mij,ri)) +
           qry(aint[nod].tori,mij+1,dr,max(mij+1,le),ri);
}
signed main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);
    aint.reserve(40000000);
    int m,c=0,d,x,y;
    cin>>m;
    aint.push_back({0,0,-1,-1});
    while(m--)
    {
        cin>>d>>x>>y;
        x+=c;
        y+=c;
        if(d==1)
        {
            c = qry(0,1,INF,x,y);
            cout<<c<<"\n";
        }
        else
        {
            upd(0,1,INF,x,y);
        }
    }
    return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 7 ms 3676 KB Output is correct
5 Correct 9 ms 2816 KB Output is correct
6 Correct 9 ms 4188 KB Output is correct
7 Correct 10 ms 3676 KB Output is correct
8 Correct 52 ms 16552 KB Output is correct
9 Correct 109 ms 27736 KB Output is correct
10 Correct 112 ms 30244 KB Output is correct
11 Correct 116 ms 31312 KB Output is correct
12 Correct 116 ms 31576 KB Output is correct
13 Correct 122 ms 37460 KB Output is correct
14 Correct 114 ms 37084 KB Output is correct
15 Correct 155 ms 67408 KB Output is correct
16 Correct 159 ms 68180 KB Output is correct
17 Correct 116 ms 39008 KB Output is correct
18 Correct 117 ms 39760 KB Output is correct
19 Correct 168 ms 69460 KB Output is correct
20 Correct 161 ms 70480 KB Output is correct