Submission #14095

#	Time	Username	Problem	Language	Result	Execution time	Memory
14095		exqt	Be Two Bees (OJUZ10_b2b)	C++98	11 / 100	7 ms	1720 KiB

b2b

#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <vector>
#include <queue>
#include <string>
#include <algorithm>
#include <utility>
using namespace std;

#define in cin
#define out cout
#define _abs(a) ((a)>0?(a):(-(a)))
#define _min(a,b) ((a)>(b)?(b):(a))
#define _max(a,b) ((a)<(b)?(b):(a))
#define isin(a,b,c) ((a)<=(c)&&(c)<=(b))
#define REP(i,e) for(int i=0; i<e; i++)
#define REP2(i,s,e) for(int i=s; i<e; i++)
#define X first
#define Y second
#define pdd pair<double, double>

int main()
{
    int n; in >> n; if(n > 1000) return 0;
    vector< pdd > o(n), v(n);

    REP(i,n) in >> v[i].Y;
    REP(i,n) in >> v[i].X;
    REP(i,n) o[i] = v[i];

    sort(v.begin(), v.end());

    double sum = 0.0;
    REP(i,n) sum += v[i].Y;

    double mint = 111111111111.0;
    int mina, minb;
    REP(i,v.size())
    {
        REP2(j,i+1,v.size())
        {
            double k = v[i].X;
            double m = v[i].Y;
            double t = (k - (k*k)/(k+v[j].X))*(sum-m-v[j].Y);

            if(mint > t)
            {
                mint = t;
                mina = i, minb = j;
            }
        }
    }

    int ra, rb;
    REP(i,n)
    {
        if(v[mina] == o[i]) ra = i;
        if(v[minb] == o[i]) rb = i;
    } ra++; rb++;

    if(ra > rb)
        out << rb << " " << ra << endl;
    else
        out << ra << " " << rb << endl;

    return 0;
}

• Subtask 1: 11 / 11
• Subtask 2: 0 / 22
• Subtask 3: 0 / 28
• Subtask 4: 0 / 39