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## Discussion of Problem 1788. On the Benefits of Umbrellas

#WA3 need test case
Posted by jim 5 Jul 2018 08:44
#include <iostream>
#include <algorithm>

using namespace std;

int main()
{
int i,j,k,l,ii;
int m,n;
int girls[101];
int boys[101];
int count = 0;
int upsets = 0, girlUpsets = 0, boyUpsets = 0, currentUpsets = 0;
int happyGirls = 0;
int chooseGirl = 0, chooseBoy = 0;

for (i = 0; i <= 100; i ++)
{
girls[i] = 0;
boys[i] = 0;
}

cin >> n >> m; //n girls m boys
for (i = 1; i <= n; i ++)
{
cin >> girls[i];
}
for (j = 1; j <= m; j ++)
{
cin >> boys[j];
}

count = min (m, n);
//计算无配对upset值
for (i = 1; i <= n; i ++)
upsets += girls[i];

happyGirls = 0;

for (i = 1; i <= count; i ++)

{
for (j = 1; j <= n; j ++)
for ( k = 1; k <= m; k ++)
{
girlUpsets = 0;
boyUpsets = 0;
//计算girl upset值
for (l = 1; l <= n; l ++)
{
if (l != j)
{
girlUpsets += girls[l];
}
}

//计算boy upset值
for (l = 1; l <= m; l ++)
{
if (l != k)
boyUpsets += boys[l] * (happyGirls + 1);
//cout << "werqe: " << boys[l] << '\t' << boyUpsets << endl;
}

currentUpsets = girlUpsets + boyUpsets;
if (currentUpsets < upsets)
{
upsets = currentUpsets;
chooseGirl = j;
chooseBoy = k;
}

}

if (chooseBoy != 0  && chooseGirl != 0)
{
happyGirls ++;

//删除第chooseGirl个girl
for (ii = chooseGirl; ii <= n - 1; ii ++)
girls[ii] = girls[ii + 1];
n --;

//删除第chooseBoy个boy
for (ii = chooseBoy; ii <= m - 1; ii ++)
boys[ii] = boys[ii + 1];
m --;
}

}
cout << upsets << endl;
return 0;
}