C Program 15

15. Find the number of special characters in a given string.

 

#include <stdio.h>

 

int main()

{

 char str[100];

int i, special;

clrscr();

i = special = 0;

printf("\n Please Enter any String  :  ");

gets(str);

 

while (str[i] != '\0')

{

if(!((str[i] >= 'a' && str[i] <= 'z') || (str[i] >= 'A' && str[i] <= 'Z')|| (str[i] >= '0' && str[i] <= '9')))

special++;

i++;

}

 

printf("\n Number of Special Characters in this String = %d", special);

getch();

return 0;

}