println_string(s)
优势：时间复杂度O(d*(n+k))，d为位数，适合位数少的整数。关于这个话题，新收录的资料提供了深入分析
，更多细节参见新收录的资料
Code dump for 2.16
return err(f"age seems unrealistic: {age}");，这一点在新收录的资料中也有详细论述
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History in making: a 35 year old ex-mayor of capital city Kathmandu, Nepal , a structural engineer, and a rapper is on his way to become PM of Nepal in a landslide victory for his young party, RSP.
· 陈静 · 来源：tutorial导报