Submission #479322

# Submission time Handle Problem Language Result Execution time Memory
479322 2021-10-11T09:05:03 Z jhhope1 Monkey and Apple-trees (IZhO12_apple) C++14
100 / 100
316 ms 132248 KB
#include<bits/stdc++.h>
using namespace std;
int C, M;
const int MAXN = 1e9;
struct Node{
    int set, val, l, r;
    Node(int val, int set):val(val),set(set),l(-1),r(-1){};
    Node():val(0),set(0),l(-1),r(-1){};
};
struct Seg{
    vector<Node> V;
    Seg(){
        V.emplace_back(0, 0);
    }
    void push_down(int s, int e, int v){
        int m = (s+e)>>1;
        if(V[v].l == -1){
            V[v].l = V.size();
            V.emplace_back();
        }
        if(V[v].r == -1){
            V[v].r = V.size();
            V.emplace_back();
        }
        if(V[v].set){
            V[V[v].l].val = V[v].set * (m-s+1);
            V[V[v].r].val = V[v].set * (e-m);
            V[V[v].l].set = V[V[v].r].set = V[v].set;
        }
    }
    void update(int s, int e, int l, int r, int v, int val){
        if(e<l || r<s){
            return;
        }
        if(l<=s && e<=r){
            V[v].val = val * (e-s+1);
            V[v].set = val;
            return;
        }
        int m = (s+e)>>1;
        push_down(s, e, v);
        update(s, m, l, r, V[v].l, val);
        update(m+1, e, l, r, V[v].r, val);
        V[v].val = V[V[v].l].val + V[V[v].r].val;
    }
    int sum(int s, int e, int l, int r, int v){
        if(e<l || r<s){
            return 0;
        }
        if(l<=s && e<=r){
            return V[v].val;
        }
        push_down(s, e, v);
        int m = (s+e)>>1;
        return sum(s, m, l, r, V[v].l) + sum(m+1, e, l, r, V[v].r);
    }
}S;
int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);
    cin>>M;
    for(int i=0,t,x,y ; i<M ; i++){
        cin>>t;
        if(t==1){
            cin>>x>>y;
            C = S.sum(1, MAXN, x+C, y+C, 0);
            cout<<C<<"\n";
        }
        else if(t==2){
            cin>>x>>y;
            S.update(1, MAXN, x+C, y+C, 0, 1);
        }
    }
}

Compilation message

apple.cpp: In constructor 'Node::Node(int, int)':
apple.cpp:6:14: warning: 'Node::val' will be initialized after [-Wreorder]
    6 |     int set, val, l, r;
      |              ^~~
apple.cpp:6:9: warning:   'int Node::set' [-Wreorder]
    6 |     int set, val, l, r;
      |         ^~~
apple.cpp:7:5: warning:   when initialized here [-Wreorder]
    7 |     Node(int val, int set):val(val),set(set),l(-1),r(-1){};
      |     ^~~~
apple.cpp: In constructor 'Node::Node()':
apple.cpp:6:14: warning: 'Node::val' will be initialized after [-Wreorder]
    6 |     int set, val, l, r;
      |              ^~~
apple.cpp:6:9: warning:   'int Node::set' [-Wreorder]
    6 |     int set, val, l, r;
      |         ^~~
apple.cpp:8:5: warning:   when initialized here [-Wreorder]
    8 |     Node():val(0),set(0),l(-1),r(-1){};
      |     ^~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 12 ms 2504 KB Output is correct
5 Correct 14 ms 2504 KB Output is correct
6 Correct 14 ms 2504 KB Output is correct
7 Correct 14 ms 2504 KB Output is correct
8 Correct 88 ms 16868 KB Output is correct
9 Correct 188 ms 33492 KB Output is correct
10 Correct 196 ms 33368 KB Output is correct
11 Correct 194 ms 33424 KB Output is correct
12 Correct 193 ms 33416 KB Output is correct
13 Correct 205 ms 66764 KB Output is correct
14 Correct 213 ms 66540 KB Output is correct
15 Correct 306 ms 132144 KB Output is correct
16 Correct 303 ms 132248 KB Output is correct
17 Correct 216 ms 66528 KB Output is correct
18 Correct 207 ms 66460 KB Output is correct
19 Correct 316 ms 132216 KB Output is correct
20 Correct 288 ms 132232 KB Output is correct