import random
x = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"
SerialNumber = ""
for i in range(4):
for j in range(4):
n = random.randint(0, len(x) - 1)
SerialNumber += x[n]
SerialNumber += "_"
SerialNumber = SerialNumber[:len(SerialNumber) - 1]
print(f"生成的序列号为:{SerialNumber}")
import random
x = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"
SerialNumber = ""
for i in range(4):
for j in range(4):
n = random.randint(0, len(x) - 1)
SerialNumber += x[n]
SerialNumber += "_"
SerialNumber = SerialNumber[:len(SerialNumber) - 1]
print(f"生成的序列号为:{SerialNumber}")