题解 | #记负均正#
记负均正
http://www.nowcoder.com/practice/6abde6ffcc354ea1a8333836bd6876b8
_,n = input(),list(map(int,input().split())) negative = [] positive = [] for i in n: if i <0: negative.append(i) elif i>0: positive.append(i) print(len(negative),0.0 if sum(positive) == 0 else round(sum(positive)/len(positive),1))
投递美团等公司10个岗位
查看26道真题和解析
