From 638929a39d27c37d75509002f63d90e3b5daa210 Mon Sep 17 00:00:00 2001
From: 17ms <79069176+17ms@users.noreply.github.com>
Date: Fri, 30 Jun 2023 16:14:19 +0300
Subject: [PATCH] 6403ac2a33c5d447bc76179f

---
 .gitignore                                    |  7 ++++
 .../rainerzimmerman-keygen.py                 | 40 +++++++++++++++++++
 .../yariza-keygen.py                          |  0
 3 files changed, 47 insertions(+)
 create mode 100755 rainerzimmerman-keygen/rainerzimmerman-keygen.py
 rename yariza-keygen.py => yariza-keygen/yariza-keygen.py (100%)

diff --git a/.gitignore b/.gitignore
index 2211df6..c0d242d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,8 @@
 *.txt
+*.out
+*.zip
+*.so
+
+.vscode/
+*.dSYM/
+
diff --git a/rainerzimmerman-keygen/rainerzimmerman-keygen.py b/rainerzimmerman-keygen/rainerzimmerman-keygen.py
new file mode 100755
index 0000000..0dac94a
--- /dev/null
+++ b/rainerzimmerman-keygen/rainerzimmerman-keygen.py
@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+
+# Link: https://crackmes.one/crackme/6403ac2a33c5d447bc76179f
+
+# Conditions that must be fulfilled for the key to be valid:
+# 1. len(key) == 13 && key[3] == "-"
+# (2. sum1 = sum(key[0:3])))
+# 3. (key[0] ^ sum1 % 3) == sum(key[4:7])
+# 4. (key[1] ^ sum1 % 3) == sum(key[7:10])
+# 5. (key[2] ^ sum1 % 3) == sum(key[10:13])
+
+import random
+
+
+def complete(base):
+    s = ["", "", ""]
+    base_sum = sum(base)
+
+    for i in range(3):
+        c = base[i] ^ base_sum % 3
+        s[i] = "".join(str(n) for n in find_sum(c))
+
+    return f"{''.join(str(n) for n in base)}-{s[0]}{s[1]}{s[2]}"
+
+
+def find_sum(total):
+    while True:
+        x = random.randint(0, 9)
+        y = random.randint(0, 9)
+        z = random.randint(0, 9)
+
+        if x + y + z == total:
+            break
+
+    return x, y, z
+
+
+while True:
+    base = [random.randint(0, 9) for _ in range(3)]
+    print(complete(base))
diff --git a/yariza-keygen.py b/yariza-keygen/yariza-keygen.py
similarity index 100%
rename from yariza-keygen.py
rename to yariza-keygen/yariza-keygen.py