Submission #331784

# Submission time Handle Problem Language Result Execution time Memory
331784 2020-11-30T05:21:13 Z kshitij_sodani Monkey and Apple-trees (IZhO12_apple) C++14
100 / 100
72 ms 3180 KB
//#pragma GCC optimize("Ofast,unroll-loops")
#include <bits/stdc++.h>
using namespace std;
typedef long long llo;
#define mp make_pair
#define pb push_back
#define a first 
#define b second
#define endl '\n'
vector<int> tree;
vector<int> l;
vector<int> r;
vector<int> vis;
int co=0;
void update(int no,int ll,int rr,int aa,int bb){
	if(vis[no]){
		return;
	}
	if(rr<aa or ll>bb){
		return;
	}
	if(aa<=ll and rr<=bb){
		//cout<<ll<<".."<<rr<<endl;
		tree[no]=rr-ll+1;
		vis[no]=1;
		return;
	}
	else{
		int mid=(ll+rr)/2;
		if(l[no]==-1){
			co++;
			tree.pb(0);
			l[no]=co;
			l.pb(-1);
			r.pb(-1);
			vis.pb(0);
			
		}
		update(l[no],ll,mid,aa,bb);
		if(r[no]==-1){
			co++;
			tree.pb(0);
			r[no]=co;
			l.pb(-1);
			r.pb(-1);
			vis.pb(0);
		}
		update(r[no],mid+1,rr,aa,bb);
		tree[no]=tree[l[no]]+tree[r[no]];
	}
}
int query(int no,int ll,int rr,int aa,int bb){
	if(aa>rr or bb<ll){
		return 0;
	}

	if(aa<=ll and rr<=bb){
	//	cout<<ll<<",,"<<rr<<endl;
		return tree[no];
	}
	else{
		if(vis[no]){
			return min(rr,bb)-max(ll,aa)+1;

		}
		int mid=(ll+rr)/2;
		int cur=0;
		if(l[no]!=-1){
			cur+=query(l[no],ll,mid,aa,bb);
		}
		if(r[no]!=-1){
			cur+=query(r[no],mid+1,rr,aa,bb);
		}
		return cur;
	}
}
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	int m;
	tree.pb(0);
	l.pb(-1);
	r.pb(-1);
	vis.pb(0);
	cin>>m;
	int cc=0;
	while(m--){
		int tt,aa,bb;
		cin>>tt>>aa>>bb;
		aa+=cc;
		bb+=cc;
		if(tt==1){
			cc=query(0,0,1e9,aa,bb);
			cout<<cc<<endl;
		}
		else{
			update(0,0,1e9,aa,bb);
		}
	}







 
 
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 6 ms 492 KB Output is correct
5 Correct 10 ms 492 KB Output is correct
6 Correct 7 ms 492 KB Output is correct
7 Correct 10 ms 492 KB Output is correct
8 Correct 25 ms 1388 KB Output is correct
9 Correct 54 ms 2540 KB Output is correct
10 Correct 63 ms 2540 KB Output is correct
11 Correct 48 ms 2540 KB Output is correct
12 Correct 48 ms 2816 KB Output is correct
13 Correct 72 ms 2924 KB Output is correct
14 Correct 69 ms 3052 KB Output is correct
15 Correct 46 ms 3072 KB Output is correct
16 Correct 46 ms 3052 KB Output is correct
17 Correct 67 ms 3072 KB Output is correct
18 Correct 59 ms 2940 KB Output is correct
19 Correct 46 ms 3180 KB Output is correct
20 Correct 46 ms 3052 KB Output is correct