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

Ex Input:
Sentence: 'a dog standing near a potted plant outside'. Replace the letter 'a' with 'j' in the sentence.

Ex Output:
j dog stjnding nejr j potted pljnt outside


Ex Input:
Sentence: 'the view from inside the water looking landward at the beach'. Replace the letter 'a' with 's' in the sentence.

Ex Output:
the view from inside the wster looking lsndwsrd st the besch


Ex Input:
Sentence: 'two airplanes are bluing over the blue ocean'. Replace the letter 'r' with 's' in the sentence.

Ex Output:

two aisplanes ase bluing oves the blue ocean