diff --git a/internbootcamp/bootcamp/ChemStructure2Property/InChI2MRBootCamp.py b/internbootcamp/bootcamp/ChemStructure2Property/InChI2MRBootCamp.py
index e14c406..5710aca 100755
--- a/internbootcamp/bootcamp/ChemStructure2Property/InChI2MRBootCamp.py
+++ b/internbootcamp/bootcamp/ChemStructure2Property/InChI2MRBootCamp.py
@@ -12,7 +12,6 @@ class InChI2MRBootCamp(InChI2logPbootcamp):
         prompt = instruction + '\n' + instruction_following
         return prompt
     
-        
     @classmethod 
     def _verify_correction(cls, solution, InChI)->bool:
         """
@@ -20,9 +19,11 @@ class InChI2MRBootCamp(InChI2logPbootcamp):
         """ 
         mol = Chem.MolFromInchi(InChI)
         true_MR = Crippen.MolMR(mol)
-        print(f"Comparing pred: {solution}, ground_truth: {true_MR}")
-        return abs(true_MR - float(solution)) <= 0.01  # maybe mse or mae better?
+        solution_float = float(solution)
         
-
-
+        # Handle case where true_logp is 0
+        if true_MR == 0:
+            return abs(solution_float) <= 0.01  # Just check if solution is close to 0
+        else:
+            return abs(true_MR - solution_float)/abs(true_MR) <= 0.01
 
diff --git a/internbootcamp/bootcamp/ChemStructure2Property/InChI2logPBootCamp.py b/internbootcamp/bootcamp/ChemStructure2Property/InChI2logPBootCamp.py
index 19d6d85..3e53750 100755
--- a/internbootcamp/bootcamp/ChemStructure2Property/InChI2logPBootCamp.py
+++ b/internbootcamp/bootcamp/ChemStructure2Property/InChI2logPBootCamp.py
@@ -6,11 +6,11 @@ from rdkit.Chem import Crippen
 
 
 class InChI2logPbootcamp(Basebootcamp):
-    def __init__(self, num_numbers=4, max_atoms=15, min_atoms=3, elements=None, seed=None):
+    def __init__(self, max_atoms=15, min_atoms=3, elements=None, seed=None):
         # super.__init__()
-        self.num_numbers = num_numbers
         self.InChIGenerator = InChIGenerator(max_atoms=max_atoms, min_atoms=min_atoms, elements=elements, seed=seed)
-        
+        self.tolerance_factor = tolerance_factor # 1 for 1% error consider true, 0.1 for 0.1% error true, 10 for 10% error
+
     def case_generator(self) -> str:
         """
         生成一组数字和目标值。
@@ -48,9 +48,10 @@ class InChI2logPbootcamp(Basebootcamp):
         """ 
         mol = Chem.MolFromInchi(InChI)
         true_logp = Crippen.MolLogP(mol)
-        print(f"Comparing pred: {solution}, ground_truth: {true_logp}")
-        return abs(true_logp - float(solution)) <= 0.01  # maybe mse or mae better?
+        solution_float = float(solution)
         
-
-
-
+        # Handle case where true_logp is 0
+        if true_logp == 0:
+            return abs(solution_float) <= 0.01  # Just check if solution is close to 0
+        else:
+            return abs(true_logp - solution_float)/abs(true_logp) <= 0.01
\ No newline at end of file
diff --git a/internbootcamp/bootcamp/ChemStructure2Property/SMILES2MRBootCamp.py b/internbootcamp/bootcamp/ChemStructure2Property/SMILES2MRBootCamp.py
index 8716068..a76d3f5 100755
--- a/internbootcamp/bootcamp/ChemStructure2Property/SMILES2MRBootCamp.py
+++ b/internbootcamp/bootcamp/ChemStructure2Property/SMILES2MRBootCamp.py
@@ -8,8 +8,6 @@ from .SMILES2logPBootCamp import SMILES2logPBootCamp
 
 class SMILES2MRBootCamp(SMILES2logPBootCamp):
 
-
-
     def prompt_func(self,  SMILES) -> str:
 
         instruction = f"Given the  SMILES, determine the Molar Refractivity (MR) value of the material. The  SMILES is: {SMILES}"
@@ -26,9 +24,9 @@ class SMILES2MRBootCamp(SMILES2logPBootCamp):
         """ 
         mol = Chem.MolFromSmiles(SMILES)
         true_MR = Crippen.MolMR(mol)
-        print(f"Comparing pred: {solution}, ground_truth: {true_MR}")
-        return abs(true_MR - float(solution)) <= 0.01  # maybe mse or mae better?
-        
-
-
-
+        solution_float = float(solution)
+        if true_MR == 0:
+            return abs(solution_float) <= 0.01  # Just check if solution is close to 0
+        else:
+            return abs(true_MR - solution_float)/abs(true_MR) <= 0.01
+        
\ No newline at end of file
diff --git a/internbootcamp/bootcamp/ChemStructure2Property/SMILES2logPBootCamp.py b/internbootcamp/bootcamp/ChemStructure2Property/SMILES2logPBootCamp.py
index 8c6d3be..1bb1303 100755
--- a/internbootcamp/bootcamp/ChemStructure2Property/SMILES2logPBootCamp.py
+++ b/internbootcamp/bootcamp/ChemStructure2Property/SMILES2logPBootCamp.py
@@ -7,11 +7,10 @@ from rdkit.Chem import Crippen
 from .InChI2logPBootCamp import InChI2logPbootcamp
 
 class SMILES2logPBootCamp(InChI2logPbootcamp):
-    def __init__(self, num_numbers=4, min_len=5, max_len=25, 
+    def __init__(self,min_len=5, max_len=25, 
                  seed=None):
         # super.__init__()
-        self.num_numbers = num_numbers
-        self.SMILESGenerator = SMILESGenerator(min_len=5, max_len=25, seed=None)
+        self.SMILESGenerator = SMILESGenerator(min_len=min_len, max_len=max_len, seed=seed)
         
     def case_generator(self) -> str:
         """
@@ -35,9 +34,8 @@ class SMILES2logPBootCamp(InChI2logPbootcamp):
         """ 
         mol = Chem.MolFromSmiles(SMILES)
         true_logp = Crippen.MolLogP(mol)
-        print(f"Comparing pred: {solution}, ground_truth: {true_logp}")
-        return abs(true_logp - float(solution)) <= 0.01  # maybe mse or mae better?
-        
-
-
-
+        solution_float = float(solution)
+        if true_logp == 0:
+            return abs(solution_float) <= 0.01  # Just check if solution is close to 0
+        else:
+            return abs(true_logp - solution_float)/abs(true_logp) <= 0.01