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

Ex Input:
Sentence: 'a skater looks ahead as he rides down a ramp'. Replace the letter 'n' with 'm' in the sentence.

Ex Output:
a skater looks ahead as he rides dowm a ramp


Ex Input:
Sentence: 'a white kitchen with bottles and pots on the counter'. Replace the letter 'a' with 'p' in the sentence.

Ex Output:
p white kitchen with bottles pnd pots on the counter


Ex Input:
Sentence: 'two people happily playing frisbee at the park'. Replace the letter 'o' with 'u' in the sentence.

Ex Output:

twu peuple happily playing frisbee at the park