# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
957937 | bmh123456789asdf | Monkey and Apple-trees (IZhO12_apple) | C++14 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<bits/stdc++.h>
#pragma GCC optimize("O3")
#define int long long
using namespace std;
const int N = 12345;
struct Node {
int sum, lazy, tl, tr, l, r;
Node() : sum(0), lazy(0), l(-1), r(-1) {}
};
Node segtree[64 * N];
int cnt = 2;
vonode pushlazy(int node)
{
if(segtree[node].lazy)
{
segtree[node].sum = segtree[node].tr - segtree[node].tl + 1;
int mnode = (segtree[node].tr + segtree[node].tl) / 2;
if(segtree[node].l == -1)
{
segtree[node].l = cnt++;
segtree[cnt].tl = segtree[node].tl;
segtree[cnt].tr = mnode;
}
if(segtree[node].r == -1)
{
segtree[node].r = cnt++;
segtree[cnt].tl = mnode + 1;
segtree[cnt].tr = segtree[node].tr;
}
segtree[segtree[node].l].lazy = segtree[segtree[node].r].lazy = 1;
segtree[node].lazy = 0;
}
}
vonode update(int node,int l,int r)
{
pushlazy(node);
if(l == segtree[node].tl && r == segtree[node].tr)
{
segtree[node].lazy = 1;
pushlazy(node);
}
else
{
int mnode = (segtree[node].tr + segtree[node].tl) / 2;
if(segtree[node].l == -1)
{
segtree[node].l = cnt++;
segtree[cnt].tl = segtree[node].tl;
segtree[cnt].tr = mnode;
}
if(segtree[node].r == -1)
{
segtree[node].r = cnt++;
segtree[cnt].tl = mnode + 1;
segtree[cnt].tr = segtree[node].tr;
}
if(l > mnode) update(segtree[node].r, l, r);
else if(r <= mnode) update(segtree[node].l, l, r);
else
{
update(segtree[node].l, l, mnode);
update(segtree[node].r, mnode + 1, r);
}
pushlazy(segtree[node].l);
pushlazy(segtree[node].r);
segtree[node].sum = segtree[segtree[node].l].sum + segtree[segtree[node].r].sum;
}
}
int query(int node,int l,int r)
{
pushlazy(node);
if(l == segtree[node].tl && r == segtree[node].tr) return segtree[node].sum;
else
{
int mnode = (segtree[node].tr + segtree[node].tl) / 2;
if(segtree[node].l == -1)
{
segtree[node].l = cnt++;
segtree[cnt].tl = segtree[node].tl;
segtree[cnt].tr = mnode;
}
if(segtree[node].r == -1)
{
segtree[node].r = cnt++;
segtree[cnt].tl = mnode + 1;
segtree[cnt].tr = segtree[node].tr;
}
if(l > mnode) return query(segtree[node].r, l, r);
else if(r <= mnode) return query(segtree[node].l, l, r);
else return query(segtree[node].l, l, mnode) + query(segtree[node].r, mnode + 1, r);
}
}
int32_t main()
{
// freopen("f.in", "r" ,stdin);
// freopen("f.out", "w" ,stdout);
ios_base::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int m, d, x, y, c = 0;
segtree[1].sum = 0;
segtree[1].lazy = 0;
segtree[1].tl = 1;
segtree[1].tr = 1e9;
cin >> m;
for(int i = 1; i <= m; i++)
{
cin >> d >> x >> y;
if(d == 1)
{
c = query(1, x + c, y + c);
cout << c <<'\n';
}
else update(1, x + c, y + c);
}
}