#include <stdio.h> #include <ctype.h> int main() { char ch; int n = 2; scanf("%c", &ch); if (isupper(ch)) { ch = (ch - 'A' + n) % 26 + 'A'; } else if (islower(ch)) { ch = (ch - 'a' + n) % 26 + 'a'; } printf("%c\n", ch); return 0; }