Submission #245883

# Submission time Handle Problem Language Result Execution time Memory
245883 2020-07-07T16:40:14 Z aloo123 Monkey and Apple-trees (IZhO12_apple) C++14
0 / 100
5 ms 512 KB
#include <algorithm>
#include <bitset>
#include <cassert>
#include <chrono>
#include <cmath>
#include <complex>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <deque>
#include <functional>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <limits>
#include <list>
#include <map>
#include <numeric>
#include <queue>
#include <random>
#include <ratio>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
#include <climits>
// #include <ext/pb_ds/assoc_container.hpp>
// #include <ext/pb_ds/assoc_container.hpp>
// #include <ext/pb_ds/trie_policy.hpp>
#define ll long long
#define ld long double
#define mp make_pair
#define pb push_back
#define in insert
#define vll vector<ll>
#define endl "\n"
#define pll pair<ll,ll>
#define f first
#define s second
#define int ll
#define sz(x) (ll)x.size()
#define all(x) (x.begin(),x.end())
using namespace std;
// using namespace __gnu_pbds;
// typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> os;
 
 
const ll INF = 1e12;
const ll N =(2e5+5); // TODO : change value as per problem
const ll MOD = 1e9+7;
map<ll,ll> lazy;
map<ll,ll> tree;
void updateRange(int node, int start, int end, int l, int r, int val)
{
    if(lazy[node] != 0)
    { 
        tree[node] += (end - start + 1) * lazy[node];
        if(start != end) 
        {
        	if(!lazy[node*2]) lazy[node*2] = 1;
            if(!lazy[node*2+1]) lazy[node*2+1] = 1;
        }
        lazy[node] = 0;                                  // Reset it
    }
    if(start > end or start > r or end < l)              // Current segment is not within range [l, r]
        return;
    if(start >= l and end <= r)
    {
        // Segment is fully within range
        lazy[node] =val;
        tree[node] = (end - start + 1) * lazy[node];
        if(start != end)
        {
            // Not leaf node
            if(!lazy[node*2]) lazy[node*2] = 1;
            if(!lazy[node*2+1]) lazy[node*2+1] = 1;
        }
        lazy[node] = 0;
        return;
    }
    int mid = (start + end) / 2;
    updateRange(node*2, start, mid, l, r, val);        // Updating left child
    updateRange(node*2 + 1, mid + 1, end, l, r, val);   // Updating right child
    tree[node] = tree[node*2] + tree[node*2+1];        // Updating root with max value 
}

int queryRange(int node, int start, int end, int l, int r)
{
    if(start > end or start > r or end < l)
        return 0;         // Out of range
    if(lazy[node] != 0)
    {
        // This node needs to be updated
        tree[node] += (end - start + 1) * lazy[node];//pdate it
        if(start != end) 
        {
        	if(!lazy[node*2]) lazy[node*2] = 1;
            if(!lazy[node*2+1]) lazy[node*2+1] = 1;
        }
        lazy[node] = 0;                // Reset it
    }
    if(start >= l and end <= r)             // Current segment is totally within range [l, r]
        return tree[node];
    int mid = (start + end) / 2;
    int p1 = queryRange(node*2, start, mid, l, r);         // Query left child
    int p2 = queryRange(node*2 + 1, mid + 1, end, l, r); // Query right child
    return (p1 + p2);
}
void solve(){
 	ll q;
 	cin >> q;
 	ll c =  0;
 	while(q--){
 		ll t;
 		cin >> t;
 		if(t == 1){
 			ll l,r;
 			cin >> l >> r;
 			l+=c;
 			r += c;
 			ll x = queryRange(1,1,1e9,l,r);
 			cout << x << endl;
 			c = x;
 		}
 		else{
 			ll l,r;
 			cin >> l >> r;
 			l += c;
 			r += c;
 			updateRange(1,1,1e9,l,r,1);
 		}
 	}

}

signed main(){

    ios_base::sync_with_stdio(0);
    cin.tie(NULL);
    

 
     ll tt=1;   
     // cin >> tt;
    while(tt--){    
        solve();
    }    
}
# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Incorrect 5 ms 432 KB Output isn't correct
4 Halted 0 ms 0 KB -