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How many hello? X50286
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”.
Public test cases
Input
hello and bye
Output
1
Input
hello here it should be two hello
Output
2
Input
Hello here none
Output
0