Submission #693911

#	Time	Username	Problem	Language	Result	Execution time	Memory
693911		T0p_	Boxes with souvenirs (IOI15_boxes)	C++14	10 / 100	1 ms	308 KiB

boxes

#include "boxes.h"
#include <bits/stdc++.h>
using namespace std;

long long cost(int a, int b, int L)
{
    if (a > b) swap(a, b);
    return min(b-a, L-b+a);
}

long long delivery(int N, int K, int L, int p[])
{
    long long ans = 0;

    int pos = 0;
    for (int i=0 ; i<N ; i++)
    {
        ans += cost(pos, p[i], L);
        pos = p[i];
    }

    return ans + cost(pos, 0, L);
}

Compilation message (stderr)

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:11:31: warning: unused parameter 'K' [-Wunused-parameter]
   11 | long long delivery(int N, int K, int L, int p[])
      |                           ~~~~^

• Subtask 1: 0 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30