#include 
# include 
char c1,c2,a[80];
void main()
{
 clrscr();
 find_rep();
 getch();
}
void find_rep(void)
 /* Function to find & replace any text */
{
 char c1,c2;
 char a[80];
 int i,j,k;
 printf("
Enter a line of text below:-");
 printf("
Line will be terminated by pressing ENTER.");
 printf("
TEXT:- ");
 gets(a);
 printf("
Enter the replaceable & replacing letter respectively:- ");
 scanf("%c%c%c",&c1,' ',&c2);
 for (j=0;j<80;j++)
 {
 if (a[j]==c1)
 a[j]=c2;
 }
 puts(a);
 printf("
		Here all %c are replaced by %c.",c1,c2);
 return;
}