diff --git a/scripts/test.py b/scripts/test.py
index f47efda..3a92d97 100644
--- a/scripts/test.py
+++ b/scripts/test.py
@@ -79,18 +79,29 @@ def general_test(test_files: list[pathlib.Path], preprocess_fn, run_fn, compare_
 
 
 def compare(test_result_file: pathlib.Path, output_file: pathlib.Path):
+    def convert_to_float(text):
+        try:
+            val = float(text)
+        except ValueError:
+            val = f"'{text}'"
+        return val
+
     with open(test_result_file, "r") as f:
-        test_results = map(float, f.readlines())
+        test_results = map(convert_to_float, f.readlines())
     with open(output_file, "r") as f:
-        expected_results = map(float, f.readlines())
+        expected_results = map(convert_to_float, f.readlines())
 
     is_success = True
-    for no, (test_result, expected_result) in enumerate(
-        zip(test_results, expected_results)
-    ):
-        if abs(test_result - expected_result) > 1e-6:
-            is_success = False
-            print(f"line {no + 1}: {test_result} != {expected_result}")
+    try:
+        for no, (test_result, expected_result) in enumerate(
+            zip(test_results, expected_results, strict=True)
+        ):
+            if type(test_result) != float or abs(test_result - expected_result) > 1e-6:
+                is_success = False
+                print(f"line {no + 1}: {test_result} != {expected_result}")
+    except ValueError:
+        is_success = False
+        print("result number not matched")
 
     return is_success
 
diff --git a/testcases/fibo.input b/testcases/fibo.input
index 119f08d..4896dee 100644
--- a/testcases/fibo.input
+++ b/testcases/fibo.input
@@ -1 +1,6 @@
-5 1 3 5 7 9
\ No newline at end of file
+5
+1
+3
+5
+7
+9
\ No newline at end of file
diff --git a/testcases/newton.input b/testcases/newton.input
index c2a8a22..c387dc8 100644
--- a/testcases/newton.input
+++ b/testcases/newton.input
@@ -1 +1,7 @@
-5 0.00001 2 3 4 5 7
\ No newline at end of file
+5
+0.00001
+2
+3
+4
+5
+7
diff --git a/testcases/sum.input b/testcases/sum.input
index e212eb8..c59d0b3 100644
--- a/testcases/sum.input
+++ b/testcases/sum.input
@@ -1 +1,11 @@
-10 1 2 3 4 5 6 7 8 9 10
\ No newline at end of file
+10
+1
+2
+3
+4
+5
+6
+7
+8
+9
+10
\ No newline at end of file