/* package whatever; // don't place package name! */
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[] counts = {3, 2, 1, 0};
int len = 3;
reduce(counts, len);
for (int c : counts)
{
}
}
public void reduce (int[] arr, int len)
{
for (int k = 0; k < len; k++)
{
arr[k]--;
}
len--;
}
}
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Main.java:14: error: non-static method reduce(int[],int) cannot be referenced from a static context
reduce(counts, len);
^
1 error