Submission #86385

#	Time	Username	Problem	Language	Result	Execution time	Memory
86385		chunghan	전봇대 (KOI13_pole)	C++17	0 / 100	15 ms	1236 KiB

pole

#include<bits/stdc++.h>

using namespace std;

typedef long long int lld;

int N;
lld B, C, D, L[100005];

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr); cout.tie(nullptr);
    cin >> N;
    for (int i = 0; i < N; i++)
        cin >> L[i];
    lld D = L[N-1]/(N-1);
    for (int i = 0; i < N; i++) {
        C += abs(L[i] - D*i);
    }
    D++;
    for (int i = 0; i < N; i++) {
        B += abs(L[i] - D*i);
    }
    cout << min(B, C);
    return 0;
}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 21
• Subtask 3: 0 / 31
• Subtask 4: 0 / 37