import java.util.*;
import java.lang.*;
import java.io.*;
class Ideone
{
public static int s(int[] l)
{
int n=l[0], m;
for(int i=0; i<l.length-1; i++)
{
if(l[i] < l[i+1])
{
if (i<l.length-2 && l[i+1]!=l[i+2])
{
n += l[i+1];
}
else
{
m = l[i+1];
while(i<l.length-2 && l[i+1]==l[i+2]) m *= l[(i++)+1];
n += m;
}
}
else if(l[i] > l[i+1])
{
if (i<l.length-2 && l[i+1]!=l[i+2])
{
n -= l[i+1];
}
else
{
m = l[i+1];
while(i<l.length-2 && l[i+1]==l[i+2]) m *= l[(i++)+1];
n -= m;
}
}
else
{
m = l[i];
while(i<l.length-1 && l[i]==l[i+1]) m *= l[i++];
n += m;
}
}
return n;
}
{
int[] test = {7637,388,389,388,387,12,0,0,34,35,35,27,27,2};
System.
out.
println( "= " + s
(test
) ); }
}
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