Submission #308033

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
308033	2020-09-29 23:10:16	avengers	Split the sequence (APIO14_sequence)	C++14	0 / 100	14 ms	7808 KiB

sequence

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#include <bits/stdc++.h>
using namespace std;
using ll=long long int;
typedef struct Line{
  ll p, q;
}line;
int n, k;
ll a[100005];
ll s[100005]={};
int track[205][100005];
line cht[100005];
ll sz=0;
ll now=0;
double cx(line a, line b)
{
  return 1.0*(double)(b.q-a.q)/(a.p-b.p);
}
void insert(line v)
{
  cht[sz]=v;
  while(sz>1&&cx(cht[sz-2], cht[sz-1])>cx(cht[sz], cht[sz-1]))
  {
    cht[sz-1]=cht[sz];
    sz--;
  }
  sz++;
}
pair <ll, ll> sol(ll x)
{
  while(now<sz-1&&cx(cht[now], cht[now+1])<=x) now++;
 
 
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• Subtask 3: 0 / 11
• Subtask 4: 0 / 17
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• Subtask 6: 0 / 29