C++ please!

Question 1 Write a C program that reads a string then asks the user to enter two characters (x and y). The program replaces x in the string by y. Example Output Enter your sentence: Hello to c programming Enter the character you want to replace: O Replace o by: K The string after replacement: Hellk tk c prkgramming Rubrics 2 point(s): Correct implementation of replacement. 4 point(s): Using gets() and scanf(). 2 point(s): Correct output. 2 point(s): No syntax errors