代码:
a = input("Enter your DNA sequence: ") a = a.upper() print("Your DNA sequence is", a) str(a) RNA = a.replace('C', 'G') RNA = a.replace('A', "U") RNA = a.replace('T', 'A') print(RNA)
我的密码怎么了?我确信这应该有效,我甚至重新分配 RNA 致 .replace()
RNA
.replace()
