# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
479277 | jhhope1 | Monkey and Apple-trees (IZhO12_apple) | C++14 | 0 ms | 204 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>
using namespace std;
typedef long long ll;
ll N, C;
const ll MAXN = 1e9;
struct Node{
ll val;
ll lazy_set;
ll l, r;
Node(ll val, ll lazy_set):val(val),lazy_set(lazy_set),l(-1),r(-1){};
};
struct Seg{
vector<Node> V;
Seg(){
V.emplace_back(0, 0);
}
void push_down(ll s, ll e, ll v){
ll m = (s+e)>>1;
if(V[v].l == -1){
V[v].l = V.size();
V.emplace_back(V[v].lazy_set*(m-s+1), V[v].lazy_set);
}
if(V[v].r == -1){
V[v].r = V.size();
V.emplace_back(V[v].lazy_set*(e-m), V[v].lazy_set);
}
}
void update(ll s, ll e, ll l, ll r, ll v, ll val){
if(e<l || r<s){
return;
}
if(l<=s && e<=r){
V[v].val = val * (e-s+1);
V[v].lazy_set = val;
return;
}
push_down(s, e, v);
ll m = (s+e)>>1;
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;
}
ll sum(ll s, ll e, ll l, ll r, ll v){
if(e<l || r<s){
return 0;
}
if(l<=s && e<=r){
return V[v].val;
}
push_down(s, e, v);
ll m = (s+e)>>1;
return sum(s, m, l, r, V[v].l) + sum(m+1, e, l, r, V[v].r);
}
}S;
ll M;
int main(){
ios_base::sync_with_stdio(0);cin.tie(0);
cin>>M;
for(ll 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;
}
else if(t==2){
cin>>x>>y;
S.update(1, MAXN, x+C, y+C, 0, 1);
}
}
}
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---|---|---|---|---|
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