diff --git "a/Retos/Reto #1 - EL LENGUAJE HACKER [F\303\241cil]/swift/iRetr0o.swift" "b/Retos/Reto #1 - EL LENGUAJE HACKER [F\303\241cil]/swift/iRetr0o.swift"
new file mode 100644
index 0000000000..647163e3f7
--- /dev/null
+++ "b/Retos/Reto #1 - EL LENGUAJE HACKER [F\303\241cil]/swift/iRetr0o.swift"	
@@ -0,0 +1,14 @@
+import Foundation
+
+func leetCode(word: String) -> String {
+    let leetDictionary: [String : String] = ["A": "4", "B": "I3", "C": "[", "D": ")", "E": "3", "F": "|=", "G": "&", "H": "#", "I": "1", "J": ",_|", "K": ">|", "L": "1", "M": "/\\/\\", "N": "^/", "O": "0", "P": "|*", "Q": "(_,)", "R": "I2", "S": "5", "T": "7", "U": "(_)", "V": "\\/", "W": "\\/\\/", "X": "><", "Y": "j", "Z": "2", "1": "L", "2": "R", "3": "E", "4": "A", "5": "S", "6": "b", "7": "T", "8": "B", "9": "g", "0": "o"]
+
+    var leetWord = ""
+    for letter in word {
+        leetWord += leetDictionary[letter.description.uppercased()] ?? letter.description
+    }
+    return leetWord
+}
+
+print(leetCode(word: "1337"))
+print(leetCode(word: "Texto de prueba para comprobar que funciona"))
\ No newline at end of file