Submission #189085

#	Time	Username	Problem	Language	Result	Execution time	Memory
189085		PedroBigMan	Aliens (IOI16_aliens)	C++14	0 / 100	2 ms	376 KiB

aliens

#include <iostream>
#include <vector>
#include <cmath>
#include <algorithm>
#include <string>
#include <map>
#include <set>
#include <queue>
#include <deque>
#include "aliens.h"
using namespace std;
typedef long long int ll;
typedef unsigned long long int ull;
typedef long double ld;
#define REP(i,a,b) for(ll i=a; i<b; i++)
#define pb push_back
#define mp make_pair
#define pl pair<ll,ll>
#define ff first
#define ss second
#define INF 100000000000000000LL
ll insig;
#define In(vecBRO, LENBRO) REP(IBRO,0,LENBRO) {cin>>insig; vecBRO.pb(insig);}
void Out(vector<ll> x) {REP(i,0,x.size()) {cout<<x[i]<<" ";} cout<<endl;}
ll N,M,K; vector<ll> p;

ll f(ll a,ll b)
{
    if(a<=0) {return 0LL;}
    if(b<=0) {return INF;}
    ll ans=INF;
    REP(i,0,a)
    {
        ans=min(ans,(p[a]-p[i]+1)*(p[a]-p[i]+1)+f(i-1,b-1));
    }
    return ans;
}

ll take_photos(int n, int m, int k, vector<int> r, vector<int> c) 
{
    N=(ll) n; M=(ll) m; K=(ll) k; 
    if(K==N)
    {
        ll ans=0;
        REP(i,0,N)
        {
            ans+=(r[i]-c[i]+1LL)*(r[i]-c[i]+1LL);
        }
        return ans;
    }
    REP(i,0,N) {p.pb((ll) r[i]);}
    sort(p.begin(),p.end());
    return f(N,K);
}

Compilation message (stderr)

aliens.cpp: In function 'void Out(std::vector<long long int>)':
aliens.cpp:15:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define REP(i,a,b) for(ll i=a; i<b; i++)
aliens.cpp:24:29:
 void Out(vector<ll> x) {REP(i,0,x.size()) {cout<<x[i]<<" ";} cout<<endl;}
                             ~~~~~~~~~~~~
aliens.cpp:24:25: note: in expansion of macro 'REP'
 void Out(vector<ll> x) {REP(i,0,x.size()) {cout<<x[i]<<" ";} cout<<endl;}
                         ^~~

• Subtask 1: 0 / 4
• Subtask 2: 0 / 12
• Subtask 3: 0 / 9
• Subtask 4: 0 / 16
• Subtask 5: 0 / 19
• Subtask 6: 0 / 40