Submission #598053

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
598053	2022-07-17 13:01:49	daisy2	Divide and conquer (IZhO14_divide)	C++14	0 / 100	2 ms	3412 KiB

divide

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#include<iostream>
#include<cstring>
#define endl '\n'
using namespace std;
long long n,x[100005],g[100005],e[100005],tree[400005],pr[100005],a[100005],lazy[400005],ans=0; // n<=100000
void build(long long node,long long l,long long r)
{
    if(l==r)
    {
        tree[node]=a[l];
        return;
    }
    long long mid=(l+r)/2;
    build(2*node,l,mid);
    build(2*node+1,mid+1,r);
    tree[node]=max(tree[2*node],tree[2*node+1]);
}
long long query(long long node,long long l,long long r)
{
    if(tree[node]<0) return -1;
    if(l==r)
    {
        return l;
    }
    if(lazy[node]!=0)
    {
 
 
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• Subtask 2: 0 / 31
• Subtask 3: 0 / 52