day24: adding python z3, example

day24/pythonZ3/practice.py

@@ -0,0 +1,17 @@
+#!/usr/bin/env python3
+
+from z3 import *
+
+x = Real('x')
+y = Real('y')
+
+eq1 = x + y == 5
+eq2 = x - y == 3
+
+s = Solver()
+s.add(eq1, eq2)
+
+if s.check() == sat:
+    print("Solution:", s.model())
+else:
+    print("No solution found")