17     char screen[23][90], buf[10];  in main()  local
23 	screen[0][x] = ' ';  in main()
24     screen[0][79] = '\0';  in main()
26     fgets(screen[0],90,stdin);  in main()
27     if (isdigit(screen[0][0])) {  in main()
28 	int numstars = atoi(screen[0]);  in main()
32 		screen[y][x] = ' ';  in main()
33 	    screen[y][79] = '\0';  in main()
40 	    screen[y][x+x] = '*';  in main()
44 	    printf("%s\n",screen[y]);  in main()
52 		screen[y][x] = ' ';  in main()
53 	    screen[y][79] = '\0';  in main()
57 	    fgets(screen[y],90,stdin);  in main()
62 		if (screen[y][x] == '*') {  in main()
65 		else if (screen[y][x] == '\t' || screen[y][x+1] == '\t') {  in main()
76 		if (screen[y][x] == '*') {  in main()