In this task, you need to replace a letter in the sentence with another given letter.

Ex Input:
Sentence: 'the large modern bathroom has two sinks and a large tub'. Replace the letter 't' with 'j' in the sentence.

Ex Output:
jhe large modern bajhroom has jwo sinks and a large jub


Ex Input:
Sentence: 'there is a purse on the floor with its contents spilled out'. Replace the letter 'd' with 'v' in the sentence.

Ex Output:
there is a purse on the floor with its contents spillev out


Ex Input:
Sentence: 'a person wearing a snow board is on a snowy mountain'. Replace the letter 'n' with 'g' in the sentence.

Ex Output:

a persog wearigg a sgow board is og a sgowy mougtaig