Submission #915371

#	Time	Username	Problem	Language	Result	Execution time	Memory
915371		codefox	Monkey and Apple-trees (IZhO12_apple)	C++14	100 / 100	323 ms	199872 KiB

apple

#include<bits/stdc++.h>

using namespace std;

#define int long long

int N = 1<<30;
int M = 1<<23;
vector<array<int, 2>> down(M, {-1, -1});
int c = 1;
vector<int> bit(M, 0);

void update(int curr, int l, int r, int cl, int cr)
{
    if (cr < l || cl > r) return;
    if (l <= cl && cr <= r) 
    {
        bit[curr] = cr-cl+1;
        return;
    }
    if (down[curr][1]==-1)
    {
        down[curr][0] = ++c;
        down[curr][1] = ++c;
    }
    int subl = down[curr][0];
    int subr = down[curr][1];

    if(bit[curr] == cr-cl+1)
    {
        bit[subl] = (cr-cl+1)/2;
        bit[subr]=(cr-cl+1)/2;
    }
    int m = (cl+cr)/2;
    update(subl, l, r, cl, m);
    update(subr, l, r, m+1, cr);
    bit[curr] = bit[subl]+bit[subr];
    return;
}

int query(int curr, int l, int r, int cl, int cr)
{
    if (cr < l || cl > r) return 0;
    if (l <= cl && cr <= r)  return bit[curr];
    if (down[curr][1]==-1)
    {
        down[curr][0] = ++c;
        down[curr][1] = ++c;
    }
    int subl = down[curr][0];
    int subr = down[curr][1];

    if(bit[curr] == cr-cl+1)
    {
        bit[subl] = (cr-cl+1)/2;
        bit[subr]=(cr-cl+1)/2;
    }
    int m = (cl+cr)/2;
    int sol = 0;
    sol += query(subl, l, r, cl, m);
    sol += query(subr, l, r, m+1, cr);
    return sol;
}

int32_t main()
{
    //freopen("input.txt", "r", stdin);
    //freopen("output.txt", "w", stdout);
    
    int q;
    cin >> q;
    int last = 0;
    for (int i = 0; i < q; i++)
    {
        int a, b, c;
        cin >> a >> b >> c;
        b--; c--;
        b+=last;
        c+=last;
        if (a==2)
        {
            update(1, b, c, 0, N-1);
        }
        else
        {
            last = query(1, b, c, 0, N-1);
            cout << last << "\n";
        }
    }
    return 0;
}

• Subtask 1: 100 / 100