#include<stdio.h> #include<conio.h> int isupper(char); main() { char c; printf("\n Enter any name"); while((c=getchar())!='\n') { if(isupper(c)==1) { putchar(c); putchar('.'); } } getch(); } int isupper(char x) { if(x>='A'&&x<='Z') return 1; else return 0; }
Output:
