/*Program for Replacing a character*/


#include 
#include 

void main()
{
int replace_char(char *,char,char);
char *str;
char old_char,new_char;
int r;
clrscr();
printf("nnnttt Program for Replacing a character");

printf("nnnttt Enter a line of text :");
printf("nnt >> ");

gets(str);

printf("nnt Enter the Character to find = ");
flushall();
scanf("%c",&old_char);

printf("nnt Enter the Character to be replaced = ");
flushall();
scanf("%c",&new_char);

r=replace_char(str,old_char,new_char);

printf("nnnttt Line after replacing the characters :");
printf("nnt >> %s",str);
printf("nnt Total character replaced = %d",r);
getch();
}

int replace_char(char *s,char o,char n)
{
int i,f=0;
for(i=0;s[i]!='';i++)
{
if(s[i]==o)
{
s[i]=n;
f++;
}
}
return(f);
}