Hissing Microphone - Problem

#15927. Hissing Microphone

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AI Translation — This statement was translated using AI and may contain inaccuracies. Please refer to the original statement if in doubt.

某些麦克风存在一个已知的问题，即“嘶嘶的 s 音”。也就是说，有时字母 $s$ 的发音会特别明显，以一种令人不快的方式从单词的其余部分中脱颖而出。

特别令人恼火的是那些连续包含两个字母 $s$ 的单词。例如 $amiss$、$kiss$、$mississippi$ 甚至 $hiss$ 本身。

输入格式

输入在单行中包含一个字符串。该字符串仅由小写字母组成（不含空格），长度在 $1$ 到 $30$ 个字符之间。

输出格式

输出单行。如果输入字符串包含两个连续的字母 $s$，则输出 hiss。否则，输出 no hiss。

样例

输入样例 1

amiss

输出样例 1

hiss

输入样例 2

octopuses

输出样例 2

no hiss

输入样例 3

hiss

输出样例 3

hiss

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