题解 | #DN***段#
DNA片段
http://www.nowcoder.com/practice/583a883684e14818a5ca5ff39de4bf64
a = input()
j = 0
b = []
dna = ['A', 'T', 'C', 'G']
for i in range(len(a)):
if a[i] in dna:
j += 1
else:
j = 0
b.append(j)
print(max(b))
j = 0
b = []
dna = ['A', 'T', 'C', 'G']
for i in range(len(a)):
if a[i] in dna:
j += 1
else:
j = 0
b.append(j)
print(max(b))
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