Submission #8823617


Source Code Expand

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
typedef long long ll;
using namespace std;

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    
    ll n;
    cin >> n;
    
    vector<ll> a(n);
    rep(i,n) cin >> a[i];
    
    ll cnt = 1;
    
    for(int i = 0; i < n - 1; i++){
        if(a[i] < a[i+1]){
            int j = 1;
            while(i+j < n - 1){
                if(a[i+j] <= a[i+j+1]) j++;
                else {
                    cnt++;
                    i+=j;
                    break;
                }
            }
            if(i + j >= n - 1) break;
        }
        
       else if(a[i] > a[i+1]){
            int j = 1;
            while(i+j < n - 1){
                if(a[i+j] >= a[i+j+1]) j++;
                else {
                    cnt++;
                    i+=j;
                    break;
                }
            }
           if(i + j >= n - 1) break;
        }
    }
    
    cout << cnt << endl;
    
}

Submission Info

Submission Time
Task A - Sorted Arrays
User Jonah00
Language C++14 (GCC 5.4.1)
Score 300
Code Size 1047 Byte
Status AC
Exec Time 11 ms
Memory 1024 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 17
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 AC 7 ms 768 KB
subtask_1_02.txt AC 6 ms 640 KB
subtask_1_03.txt AC 4 ms 512 KB
subtask_1_04.txt AC 11 ms 1024 KB
subtask_1_05.txt AC 11 ms 1024 KB
subtask_1_06.txt AC 11 ms 1024 KB
subtask_1_07.txt AC 11 ms 1024 KB
subtask_1_08.txt AC 11 ms 1024 KB
subtask_1_09.txt AC 11 ms 1024 KB
subtask_1_10.txt AC 1 ms 256 KB
subtask_1_11.txt AC 1 ms 256 KB