In this task, you need to count the number of words in a sentence that contain the given letter
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Question: Sentence: 'the jet is flying through the sky during the day'. How many words contain the letter 'i' in the sentence.

Answer: 3


Question: Sentence: 'three people that are looking at a monitor on the left side of the photo'. How many words contain the letter 'd' in the sentence.

Answer: 1


Question: Sentence: 'three skiers stand on the top of a slope'. How many words contain the letter 'o' in the sentence.

Answer:
4