完成了第二题

question2.py

@@ -0,0 +1,17 @@
+import string
+import random
+
+s_list = string.ascii_letters + string.digits
+
+words = ["".join([random.choice(s_list) for _ in range(random.randint(10, 100))]) for _ in range(100)]
+with open('q2.txt', 'w') as f:
+    for w in words:
+        for w in words:
+            f.write(w)
+            f.write("\n")
+with open('q2.txt', 'r') as f:
+    lines = f.readlines()
+    i = 0
+    for l in lines:
+        i += 1
+    print("{}个字符串".format(i))