#include <stdio.h>

int main() {
   char a[]="Welcome to Jenny's lectures";
char *p=a;
printf("%c\n",*p);
printf("%c\n",*(p++ +1));
printf("%c\n",*((p-- +5)-1)+3);
printf("%c\n",*(++p+10)-32);
printf("%c\n%c\n%c",*p,*++p,*--p);}