CF928D.Autocompletion
普及/提高-
通过率：0%
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题目描述
The only line contains Arcady's text, consisting only of lowercase latin letters, spaces, line feeds and the following punctuation signs: «.», «,», «?», «!», «'» and «-». The total amount of symbols doesn't exceed 3⋅105 . It's guaranteed that all lines are non-empty.
输入格式
Print a single integer — the minimum number of clicks.
输出格式
In sample case one it's optimal to use autocompletion for the first instance of «snowboarding» after typing up «sn» and for the second instance of «snowboarding» after typing up «snowb». This will save 7 clicks.
In sample case two it doesn't matter whether to use autocompletion or not.
输入输出样例
输入#1
snow affects sports such as skiing, snowboarding, and snowmachine travel. snowboarding is a recreational activity and olympic and paralympic sport.
输出#1
141
输入#2
'co-co-co, codeforces?!'
输出#2
25
输入#3
thun-thun-thunder, thunder, thunder thunder, thun-, thunder thun-thun-thunder, thunder thunder, feel the thunder lightning then the thunder thunder, feel the thunder lightning then the thunder thunder, thunder
输出#3
183
说明/提示
In sample case one it's optimal to use autocompletion for the first instance of «snowboarding» after typing up «sn» and for the second instance of «snowboarding» after typing up «snowb». This will save 7 clicks.
In sample case two it doesn't matter whether to use autocompletion or not.