text: #include<stdio.h>
  char x[] = "programming";
  char y[] = "Fortran";
  void main() 
  {
  	int i = 0l;
  	while (x[i] != '\0' && y[i] != '\0')
  	{
  		if (x[i] == y[i])
  		{
  			x[i]=getchar();  putchar(x[i]);
  		}		
  		else i++;
  	}
  }
  