import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
int[] input1 = new int[] {2,30,15,10,8,25,80};
int input2 = 6;
int countplus =0;
int countnegative = 0;
for(int i =0;i<input2;i++)
{
if(i<6)
{
if(input1[i]<=input1[i+1])
{
int savep = input1[i+1]-input1[i];
countplus = countplus+savep;
}
else {
int saven = input1[i]-input1[i+1];
countnegative = countnegative+saven;
}
}
else
{
}
}
System.
out.
println(+countplus
); System.
out.
println("negative"); System.
out.
println(+countnegative
); }
}
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