3 files changed, 15 insertions, 0 deletions
diff --git a/challenge-077/shahed-nooshmand/blog.txt b/challenge-077/shahed-nooshmand/blog.txt
new file mode 100644
index 0000000000..a9f35a075b
--- /dev/null
+++ b/challenge-077/shahed-nooshmand/blog.txt
@@ -0,0 +1 @@
+https://rafraichisso.ir/2020/09/10/pwc-77
diff --git a/challenge-077/shahed-nooshmand/raku/ch-1.raku b/challenge-077/shahed-nooshmand/raku/ch-1.raku
new file mode 100644
index 0000000000..74e41fddfd
--- /dev/null
+++ b/challenge-077/shahed-nooshmand/raku/ch-1.raku
@@ -0,0 +1 @@
+raku -e 'say "@*ARGS[0] = {.join(" + ")}" for (1, 2, * + * ...^ * >
diff --git a/challenge-077/shahed-nooshmand/raku/ch-2.raku b/challenge-077/shahed-nooshmand/raku/ch-2.raku
new file mode 100644
index 0000000000..a4f83af110
--- /dev/null
+++ b/challenge-077/shahed-nooshmand/raku/ch-2.raku
@@ -0,0 +1,13 @@
+#!/usr/bin/env raku
+
+my @matrix =
+    <O O X O>,
+    <X O O O>,
+    <X O O X>,
+    <O X O O>;
+
+.say for (^@matrix X ^@matrix[0]).grep: -> ($i, $j) {
+    @matrix[$i; $j] eq 'X' and not (<1 0 -1> X <1 0 -1>).grep: -> ($x, $y) {
+        $x | $y and do $_ eq 'X' with @matrix[$i + $x; $j + $y]
+    }
+}