Submission #125605

#	Time	Username	Problem	Language	Result	Execution time	Memory
125605		SOIVIEONE	Boxes with souvenirs (IOI15_boxes)	C++14	10 / 100	2 ms	376 KiB

boxes

#include <bits/stdc++.h>
#include "boxes.h"
//#include <ext/pb_ds/assoc_container.hpp>

#define INF 1000000021
#define MOD 1000000007
#define pb push_back
#define sqr(a) (a)*(a)
#define M(a, b) make_pair(a,b)
#define T(a, b, c) make_pair(a, make_pair(b, c))
#define F first
#define S second
#define all(x) (x.begin(), x.end())
#define deb(x) cerr << #x << " = " << x << '\n'

using namespace std;
//using namespace __gnu_pbds;

typedef long double ld;
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll, ll> pll;
typedef vector<int> vi;
typedef vector<ll> vll;
//typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> indexed_set;

const ld pi = 2 * acos(0.0);
template<class T> bool umin(T& a, T b){if(a>b){a=b;return 1;}return 0;}
template<class T> bool umax(T& a, T b){if(a<b){a=b;return 1;}return 0;}
template<class T, class TT> bool pal(T a, TT n){int k=0;for(int i=0;i<=n/2;i++){if(a[i]!=a[n-i-1]){k=1;break;}}return k?0:1;}

long long delivery(int N, int K, int L, int p[]) 
{
	int n = N;
	sort (p, p + n);
	ll l = L*1ll, ans = (L - p[0])*2;
	ll foo = p[n - 1]*2;
	umin(ans, foo);
	umin(ans, l);
	for(int i = 0; i < n-1; i ++)
	{
		ll x = p[i]*2;
		ll y = L - p[i+1];
		y *= 2;
		umin(ans, x + y);
	}
	return ans;
}

Compilation message (stderr)

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:32:31: warning: unused parameter 'K' [-Wunused-parameter]
 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