| true |
| true |
| a |
| b |
| c |
| d |
| 4 |
| x,a,b,c,d |
| x,a,b,c,d,y |
| x |
| y |
| a,b,c,d |
| a,b,c,d,e,f |
| z,a,b,c,d,e,f |
| z,a,x,b,c,d,e,f |
| z,a,x,b,c,d,e,g |
| class java.lang.IndexOutOfBoundsException |
| class java.lang.IndexOutOfBoundsException |
| class java.lang.IndexOutOfBoundsException |
| class java.lang.IndexOutOfBoundsException |
| a,b,c,d,e |
| a |
| a |
| e |
| a |
| a |
| e |
| 2,a,b,c,d,e,1,3 |
| 1,2,x,3,4,x,5,6,x,7,8 |
| 1,2,3,4,x,5,6,x,7,8 |
| 1,2,3,4,x,5,6,7,8 |
| class java.util.NoSuchElementException |
| class java.util.NoSuchElementException |
| class java.util.NoSuchElementException |
| class java.util.NoSuchElementException |
| class java.util.NoSuchElementException |
| class java.util.NoSuchElementException |
| null |
| null |
| null |