import java.util.*; import java.util.zip.*; import java.util.List; import java.util.regex.*; import java.util.concurrent.*; import java.util.concurrent.atomic.*; import java.util.concurrent.locks.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; import javax.swing.table.*; import java.io.*; import java.net.*; import java.lang.reflect.*; import java.lang.ref.*; import java.lang.management.*; import java.security.*; import java.security.spec.*; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import javax.imageio.*; import java.math.*; class main { static Set repFToSet(IF0 f, int n) { Set set = new HashSet(); for (int _repeat_0 = 0; _repeat_0 < n; _repeat_0++) { set.add(f.get()); } return set; } static Set repFToSet(int n, IF0 f) { return repFToSet(f, n); } static interface IF0 { A get(); } }