Submission #2122560


Source Code Expand

#include <math.h>
#include <ctype.h>
#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, n) for (int i = a; i < n; i++)
#define REP(i, n) for(int i = 0; i < n; i++)

int main(){
    int n;
    cin >> n;
    int A[n];
    REP(i, n) cin >> A[i];

    int dp[n + 1];
    dp[0] = 0;
    dp[1] = abs(A[1] - A[0]);

    int a, b;
    for(int i = 2; i < n; i++){
        a = dp[i - 2] + abs(A[i - 2] - A[i]);
        b = dp[i - 1] + abs(A[i - 1] - A[i]);
        dp[i] = min(a, b);
    }
    cout << dp[n - 1] << endl;

    return 0;
}

Submission Info

Submission Time
Task C - 柱柱柱柱柱
User tokizo
Language C++14 (GCC 5.4.1)
Score 100
Code Size 568 Byte
Status AC
Exec Time 32 ms
Memory 1024 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 3
AC × 10
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All sample_01.txt, sample_02.txt, sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.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
subtask1_01.txt AC 1 ms 256 KB
subtask1_02.txt AC 1 ms 256 KB
subtask1_03.txt AC 1 ms 256 KB
subtask1_04.txt AC 31 ms 1024 KB
subtask1_05.txt AC 32 ms 1024 KB
subtask1_06.txt AC 31 ms 1024 KB
subtask1_07.txt AC 31 ms 1024 KB