add koudai

tmp.py

@@ -6,10 +6,10 @@ def calculate_y(x):
     return y
 
 
-def calculate_x(y):
+def reduce_index(index):
     # Define the function to find the root of
     def f(x):
-        return (10 * math.log(x + 1) + 30) * math.sqrt(x) - y
+        return (10 * math.log(x + 1) + 30) * math.sqrt(x) - index
 
     # Set the initial bounds for the bisection method
     a = 0
@@ -32,6 +32,6 @@ def calculate_x(y):
 
 
 # Example usage
-y = 10000000
-x = calculate_y(y)
+y = 100000
+x = reduce_index(y)
 print(x)