@@ -0,0 +1,12 @@
CD=open("24__.txt").readline().strip()
position=[]
for i in range(len(CD) - 1):
if CD[i:i+2] == 'CD':
position.append(i)
position.append(len(CD) - 1)
ml = 0
for p, p1 in zip(position, position[161:]):
ml = max(ml, p1 - p)
print(ml)
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