# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
338115 | Kerim | 원숭이와 사과 나무 (IZhO12_apple) | C++17 | 611 ms | 262148 KiB |
이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "bits/stdc++.h"
#define MAXN 100009
#define INF 1000000007
#define mp(x,y) make_pair(x,y)
#define all(v) v.begin(),v.end()
#define pb(x) push_back(x)
#define wr cout<<"----------------"<<endl;
#define ppb() pop_back()
#define tr(ii,c) for(__typeof((c).begin()) ii=(c).begin();ii!=(c).end();ii++)
#define ff first
#define ss second
#define my_little_dodge 46
#define debug(x) cerr<< #x <<" = "<< x<<endl;
using namespace std;
typedef long long ll;
typedef pair<int,int> PII;
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
struct node {
int mn,ans,lazy;
node *l, *r;
node(){l=r=NULL;}
};
const int B=1e9;
void merge(node *v,node *cep,node *sag){
v->mn=min(cep->mn,sag->mn);v->ans=0;
if(cep->mn==v->mn)
v->ans+=cep->ans;
if(sag->mn==v->mn)
v->ans+=sag->ans;
}
void add(node *v,int val){
v->lazy+=val;v->mn+=val;
}
void shift(node *v){
if(v==NULL or v->lazy==0)
return;
add(v->l,v->lazy);
add(v->r,v->lazy);
v->lazy=0;
}
void inc(node *v,int l,int r,int x=1,int y=B){
if(v==NULL or l>y or x>r or l>r)
return;
if(l<=x and y<=r){
//cout<<"$ "<<x<<" "<<y<<endl;
add(v,1);
return;
}
int mid=(x+y)>>1;
if(v->l==NULL){
v->l=new node();
v->l->ans=(mid-x+1);v->l->mn=v->l->lazy=0;
}
if(v->r==NULL){
v->r=new node();
v->r->ans=(y-mid);v->r->mn=v->r->lazy=0;
}
shift(v);
inc(v->l,l,r,x,mid);
inc(v->r,l,r,mid+1,y);
merge(v,v->l,v->r);
}
node *ans;
void get(node *v,int l,int r,int x=1,int y=B){
if(l>y or x>r or l>r or x>y)
return;
if(l<=x and y<=r){
//cout<<x<<" "<<y<<" $ "<<v->mn<<" "<<v->ans<<endl;
if(ans==NULL)
ans=v;
else{
node *tmp=new node();
merge(tmp,ans,v);ans=tmp;
}
return;
}
int mid=(x+y)>>1;
if(v->l==NULL){
v->l=new node();
v->l->ans=(mid-x+1);v->l->mn=v->l->lazy=0;
}
if(v->r==NULL){
v->r=new node();
v->r->ans=(y-mid);v->r->mn=v->r->lazy=0;
}
shift(v);
get(v->l,l,r,x,mid);
get(v->r,l,r,mid+1,y);
merge(v,v->l,v->r);
}
int main(){
//freopen("file.in", "r", stdin);
node *root = new node();
root->ans=B;root->lazy=root->mn=0;
int q,c=0;
scanf("%d",&q);
while(q--){
int t;int l,r;
scanf("%d%d%d",&t,&l,&r);l+=c;r+=c;
if(t==2){
//cout<<"inc "<<l<<" "<<r<<endl;
inc(root,l,r);
}
else{
//cout<<"get "<<l<<" "<<r<<endl;
ans=NULL;get(root,l,r);c=ans->ans;
if(ans->mn>0)c=0;c=(r-l+1)-c;
printf("%d\n",c);
}
}
return 0;
}
컴파일 시 표준 에러 (stderr) 메시지
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