TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'the little girl is flying her kite in the field'. Find frequency of the letter 'i'

SOLUTION: 7

PROBLEM: Sentence: 'a large formal living room with yellow couches and table'. Find frequency of the letter 'v'

SOLUTION: 1

PROBLEM: Sentence: 'a camper space that has a couch a table and a bed'. Find frequency of the letter 'a'

SOLUTION:
10