(e) (i) Given the following simple program, explain what the program does (ii) Give a sample command line usage for the program. 1 2 * sample test program - testProgr am.c #include 5 int main( int argc, char "argv]) 4 6 7 FILE *fptri, *fptr2; int c 8 9 if argc 3) printf( "wrong usage " else if 12 13 14 ((fpt r1 = fopen (argv[ if ], "r")) NULL) != NULL) 1 != ((fptr2 = fopen (argv[2],"wr")) 15 16 17 18 fseek(fptr2 , SEEK-END); , fgetc(fptr1)) fptr2); while ((c fputc (c, != EOF) 19 else printf("Can't open file \"%s\" ", argv[ 2 ] ); 21 else printf( "can't open file \"%s\" ", argv[1]); 23 24 return