diff --git a/math/111-999-two-digits-no-zero/solve-MrJavan.py b/math/111-999-two-digits-no-zero/solve-MrJavan.py
new file mode 100644
index 0000000..13120c3
--- /dev/null
+++ b/math/111-999-two-digits-no-zero/solve-MrJavan.py
@@ -0,0 +1,12 @@
+numbers = range(100, 1000)
+
+total = 0
+for number in numbers:
+    count = 0
+    digits = set()
+    for i in str(number):
+        digits.add(i)
+    if len(digits) == 2 and '0' not in digits:
+        total += 1
+        
+print(total)
\ No newline at end of file
diff --git a/strings/tfcctf2023-MAYDAY/solve-MrJavan.py b/strings/tfcctf2023-MAYDAY/solve-MrJavan.py
new file mode 100644
index 0000000..288bc10
--- /dev/null
+++ b/strings/tfcctf2023-MAYDAY/solve-MrJavan.py
@@ -0,0 +1,32 @@
+text = "Whiskey Hotel Four Tango Dash Alpha Romeo Three Dash Yankee Oscar Uniform Dash Sierra One November Kilo India November Golf Dash Four Bravo Zero Uniform Seven"
+
+list = text.split(' ')
+
+def num_check(num):
+    if num == "Zero":
+        return 0
+    elif num == "One":
+        return 1
+    elif num == "Two":
+        return 2
+    elif num == "Three":
+        return 3
+    elif num == "Four":
+        return 4
+    elif num == "Five":
+        return 5
+    elif num == "Six":
+        return 6
+    elif num == "Seven":
+        return 7
+    elif num == "Eight":
+        return 8
+    elif num == "Nine":
+        return 9
+    elif num == "Dash":
+        return '-'
+    else:
+        return num[0]
+
+for i in list:
+    print(num_check(i), end='')
\ No newline at end of file
diff --git a/strings/tfcctf2023-dizzy/solve-MrJavan.py b/strings/tfcctf2023-dizzy/solve-MrJavan.py
new file mode 100644
index 0000000..af9ac38
--- /dev/null
+++ b/strings/tfcctf2023-dizzy/solve-MrJavan.py
@@ -0,0 +1,11 @@
+text = "T4 l16 _36 510 _27 s26 _11 320 414 {6 }39 C2 T0 m28 317 y35 d31 F1 m22 g19 d38 z34 423 l15 329 c12 ;37 19 h13 _30 F5 t7 C3 325 z33 _21 h8 n18 132 k24"
+list = text.split(' ')
+
+Decoded = [' ']* len(list)
+for i in list:
+    key = int(i[1:])
+    value = i[0]
+    Decoded[key] = value
+
+Decoded = "".join(Decoded)
+print(Decoded)
\ No newline at end of file