Олимпиадный тренинг

Задача 4995. Replace symbols


Задача

Темы: Символы Строки
One line contains a character and some text. Write a program that replaces all even-numbered characters in text with a given character. Character numbering starts from 1.

Sample input and output
Test number Input Output
1 t word stoto
2 a test test tasa aeat