Submission #254547

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
254547	2020-07-30 08:43:36	babo	Split the sequence (APIO14_sequence)	C++14	0 / 100	11 ms	2844 KiB

sequence

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#include <bits/stdc++.h>
#define L long long
using namespace std;
L n,k;
L a[1000010],nu[1000010];
L cut[1000010];
bool ok(L now){
  return cut[now]+1!=cut[now+1]&&
  (nu[cut[now]]-nu[cut[now-1]])*(nu[cut[now+1]]-nu[cut[now]])
  <(nu[cut[now]+1]-nu[cut[now-1]])*(nu[cut[now+1]]-nu[cut[now]+1]);
}
void dfs(L now){
  if(now==k) return;
  dfs(now+1);
  while(ok(now))
  {
    cut[now]++;
    dfs(now+1);
  }
}
int main()
{
  scanf("%lld %lld",&n,&k);
  k++;
  L i;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

sequence.cpp: In function 'int main()':
sequence.cpp:28:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld %lld",&n,&k);
  ~~~~~^~~~~~~~~~~~~~~~~~~
sequence.cpp:33:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",&a[i]);
   ~~~~~^~~~~~~~~~~~~~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 11
• Subtask 3: 0 / 11
• Subtask 4: 0 / 17
• Subtask 5: 0 / 21
• Subtask 6: 0 / 29