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

Input: Consider Input: Sentence: 'a metal bowl filled with lots of red apples'. Replace the letter 'b' with 'x' in the sentence.

Output: a metal xowl filled with lots of red apples


Input: Consider Input: Sentence: 'street signs hanging next to a traffic light on a city street'. Replace the letter 'g' with 'm' in the sentence.

Output: street simns hanminm next to a traffic limht on a city street


Input: Consider Input: Sentence: 'a young man carries a surfboard across the sand'. Replace the letter 'd' with 'o' in the sentence.


Output: a young man carries a surfboaro across the sano