How many hello?

Write a program that reads a list of words and prints the number of times that the word “hello” appears in it.

Input

There input is a sequence of strings.

Output

Print the number of occurrences of the word “hello”.

Observation

Take into account that “hola” is different from “Hola”.

Problem information

Author: Unknown
Translator: Maria Serna

Generation: 2026-01-25T16:38:18.616Z

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