# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
13298 | dohyun0324 | Monkey and Apple-trees (IZhO12_apple) | C++98 | 65 ms | 1224 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<stdio.h>
#include<algorithm>
using namespace std;
#define M 1000000000
int st,en,n,d,x,y;
struct data
{
int value,s,e;
data *l,*r;
data(){}
data(int v,int s,int e):value(v),s(s),e(e){
l=r=NULL;
}
void update(int x,int y)
{
if(x>en || y<st) return;
if(value==y-x+1){
return;
}
if(st<=x && y<=en){
value=y-x+1; return;
}
int m=(s+e)/2;
if(l==NULL)
l=new data(0,s,m);
if(r==NULL)
r=new data(0,m+1,e);
l->update(s,m); r->update(m+1,e);
value=l->value+r->value;
}
int query(int x,int y)
{
if(x>en || y<st) return 0;
if(value==y-x+1)
{
return min(y,en)-max(x,st)+1;
}
if(st<=x && y<=en) return value;
int m=(s+e)/2;
if(l==NULL) l=new data(0,s,m);
if(r==NULL) r=new data(0,m+1,e);
return l->query(s,m)+r->query(m+1,e);
}
};
int main()
{
int i,c=0;
scanf("%d",&n);
data start=data(0,1,M);
for(i=1;i<=n;i++)
{
scanf("%d %d %d",&d,&x,&y);
if(d==2)
{
st=x+c; en=y+c;
start.update(1,M);
}
else
{
st=x+c; en=y+c;
c=start.query(1,M);
printf("%d\n",c);
}
}
return 0;
}
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