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-rw-r--r--
TREE.pl
9
1 files changed, 9 insertions, 0 deletions
diff --git a/TREE.pl b/TREE.pl
new file mode 100644
index 0000000..dbed0f6
--- /dev/null
+++ b/
TREE.pl
@@ -0,0 +1,9 @@
+#!/usr/bin/env perl
+use strict;
+use warnings;
+use 5.016;
+
+chomp(my $nodes = <>);
+chomp(my @edges = <>);
+
+say $nodes - @edges - 1;