// cypher1.c -- alters input, preserving spaces
#include <stdio.h>

int main(void)
{
	char ch;

	
	// while not end of line
	while ((ch = getchar()) != '\n')
	{
		if (isalpha(ch))
		{
			// if it's a letter
			// change it
			putchar(ch + 1);
		} else
		{
			// otherwise print as-is
			putchar(ch);
		}
	}
	// print the newline
	putchar(ch);

	return 0;
}