Submission #3819408


Source Code Expand

#include <iostream>
#include <vector>

using namespace std;

int main(){
  int n;
  cin>>n;
  vector <int> a(11000);
  int num=0;
  int ans=1;
  for(int i=0;i<n;i++){
    cin>>a.at(i);
  }
  if(n>=3){
    for(int i=1;i<n-1;i++){
      if((a.at(i)-a.at(i-1))*(a.at(i+1)-a.at(i))<0){
        num++;
        i++;
      }
    }
    ans=num+1;
  }
  
  cout<<ans<<endl;
}

Submission Info

Submission Time
Task A - Sorted Arrays
User yuyu12
Language C++14 (GCC 5.4.1)
Score 0
Code Size 391 Byte
Status RE
Exec Time 121 ms
Memory 640 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 300
Status
AC × 3
AC × 8
RE × 9
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All sample_01.txt, sample_02.txt, sample_03.txt, sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt
Case Name Status Exec Time Memory
sample_01.txt AC 1 ms 256 KB
sample_02.txt AC 1 ms 256 KB
sample_03.txt AC 1 ms 256 KB
subtask_1_01.txt RE 121 ms 640 KB
subtask_1_02.txt RE 104 ms 256 KB
subtask_1_03.txt RE 106 ms 256 KB
subtask_1_04.txt RE 107 ms 256 KB
subtask_1_05.txt RE 104 ms 256 KB
subtask_1_06.txt RE 104 ms 256 KB
subtask_1_07.txt RE 105 ms 256 KB
subtask_1_08.txt RE 104 ms 256 KB
subtask_1_09.txt RE 104 ms 256 KB
subtask_1_10.txt AC 1 ms 256 KB
subtask_1_11.txt AC 1 ms 256 KB