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

Ex Input:
Sentence: 'this is a seafood platter with lobster and corn on the cob'. Replace the letter 't' with 'z' in the sentence.

Ex Output:
zhis is a seafood plazzer wizh lobszer and corn on zhe cob


Ex Input:
Sentence: 'it pays a cat to be suspicious of what your owner tries to feed you'. Replace the letter 'o' with 'g' in the sentence.

Ex Output:
it pays a cat tg be suspicigus gf what ygur gwner tries tg feed ygu


Ex Input:
Sentence: 'a bus on a street next to a tree'. Replace the letter 'r' with 'n' in the sentence.

Ex Output:

a bus on a stneet next to a tnee