1c1
< //   Fibonacci sequence
---
> // Fibonacci sequence
2a3
> //
5d5
< #include <stdlib.h>
10c10,11
<     if (i == 0) { return 0; } else if (i == 1) { return 1; }
---
>     if (i == 0) return 0;
>     if (i == 1) return 1;
17d17
<         char delim[3]=", \0";
23c23,24
<                 if (args[1][i] == '-' || (args[1][i] >= '0' && args[1][i] <= '9')) {
---
>                 if (args[1][i] >= '0' &&
>                     args[1][i] <= '9') {
31,32c32,33
<         if (argc <= 1) { //nsize <= 0) {
<             printf("How many numbers are there in your fibonacci sequence (-ve for in a row): ");
---
>         if (nsize <= 0) {
>             printf("How many numbers are there in your fibonacci sequence: ");
35d35
<         if (nsize > 0) {  strcpy(delim, "\n\0");   }
37c37
<         for (i=0; i<=(int) abs(nsize); i++) {
---
>         for(i=0; i<=nsize; i++) {
39c39
<             if (i == (int) abs(nsize)) { printf("%d", fibonacci); } else {  printf("%d%s", fibonacci, delim); }
---
>             printf("%d ", fibonacci);
42a43
>