#include <stdio.h>
#define MAX 100
char *capitalize(char *s)
{
char str[MAX]={0};
int i;
//capitalize first character of words
for(i=0; str[i]!=' '; i++)
{
//check first character is lowercase alphabet
if(i==0)
{
if((str[i]>='a' && str[i]<='z'))
str[i]=str[i]-32; //subtract 32 to make it capital
continue; //continue to the loop
}
if(str[i]==' ')//check space
{
//if space is found, check next character
++i;
//check next character is lowercase alphabet
if(str[i]>='a' && str[i]<='z')
{
str[i]=str[i]-32; //subtract 32 to make it capital
continue; //continue to the loop
}
}
else
{
//all other uppercase characters should be in lowercase
if(str[i]>='A' && str[i]<='Z')
str[i]=str[i]+32; //subtract 32 to make it small/lowercase
}
}
printf("Capitalize string is: %s
",str);
return 0;
}