| test_noargs | |
| Example program is called without arguments so that default range | |
| [0..9] is used. | |
| test_2_to_2000 | |
| Example program is called with "2" and "2000" as arguments. | |
| test_overflow | |
| Example program is called with "0" and "100000" as arguments. The | |
| resulting sum is too large to be stored as an int variable. |