Submission #1220991


Source Code Expand

#include <bits/stdc++.h>

using namespace std;
int A[100005];
int main(){
    int n;cin >> n;
    for(int i=1;i<=n;++i)
        scanf("%d",&A[i]);
    int st=0;
    int ans=1;
    for(int i=2;i<=n;++i){
        if(st==0){
            if(A[i]>A[i-1]){
                st=1;
            }
            else if(A[i]<A[i-1]){
                st=2;
            }
        }
        else if(st==1){
            if(A[i]<A[i-1]){
                st=0;
                ++ans;
            }

        }
        else{
            if(A[i]>A[i-1]){
                st=0;++ans;
            }
        }
    }
    cout << ans << endl;
    return 0;
}

Submission Info

Submission Time
Task A - Sorted Arrays
User sazerterus25
Language C++14 (GCC 5.4.1)
Score 300
Code Size 667 Byte
Status AC
Exec Time 14 ms
Memory 764 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&A[i]);
                          ^

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 6 ms 764 KB
sample_02.txt AC 1 ms 256 KB
sample_03.txt AC 1 ms 256 KB
subtask_1_01.txt AC 8 ms 512 KB
subtask_1_02.txt AC 7 ms 384 KB
subtask_1_03.txt AC 5 ms 384 KB
subtask_1_04.txt AC 13 ms 640 KB
subtask_1_05.txt AC 13 ms 640 KB
subtask_1_06.txt AC 13 ms 640 KB
subtask_1_07.txt AC 13 ms 640 KB
subtask_1_08.txt AC 13 ms 640 KB
subtask_1_09.txt AC 14 ms 640 KB
subtask_1_10.txt AC 1 ms 256 KB
subtask_1_11.txt AC 1 ms 256 KB