Results for: 00102, BinPacking
Main parameters
| Parameter | C | C++ | Pascal | Total |
| Number of submissions (AC, WA, or PE) | 8332 | 8046 | 1905 | 18283 |
| Number of authors | 2416 | 3062 | 786 | 6264 |
| First submission correct | 1554 | 2012 | 470 | 4036 |
| Last submission correct | 2157 | 2694 | 623 | 5474 |
| Average number of trials per author | 3.45 | 2.63 | 2.42 | 2.92 |
| Average number of trials per author (excluding submissions after a correct one) | 1.82 | 1.74 | 1.75 | 1.77 |
| Average number of trials to correct submission | 1.75 | 1.64 | 1.64 | 1.68 |
| Number of different equivalence classes | 771 | 775 | 205 | 1500 |
| Number of different score functions | 255 | 236 | 72 | 413 |
| Number of different equivalence classes in authors' first submissions | 363 | 360 | 121 | 715 |
| Number of different score functions in authors' first submissions | 164 | 148 | 59 | 269 |
Parameters of the C/C++ submissions
| Parameter | All, 1>pfd (N=5261) | Correct (N=3842) | 0.1>=pfd>0 (N=502) | 1>pfd>0.1 (N=917) | |||||
| Mean | SD | Mean | SD | Mean | SD | Mean | SD | ||
| FileSize | 1250 | 623 | 1240 | 626 | 1190 | 469 | 1320 | 678 | |
| LOC | 50.7 | 25 | 50 | 22.8 | 50.2 | 20.7 | 54 | 34.1 | |
| #Comment lines | 2.92 | 6.02 | 2.89 | 6.3 | 2.66 | 4.27 | 3.21 | 5.58 | |
| Halstead, Volume | 2250 | 831 | 2230 | 816 | 2160 | 743 | 2410 | 917 | |
| McCabe, CC | 11.8 | 6.08 | 11.6 | 5.64 | 12.3 | 5.33 | 12.5 | 7.9 | |
Correlations between parameters of correct C/C++ submissions
| # Comment | Halstead | McCabe | |||||||
| Filesize | LOC | lines | Volume | CC | |||||
| FileSize | 1 | 0.803 | 0.649 | 0.752 | 0.569 | ||||
| LOC | 0.803 | 1 | 0.409 | 0.712 | 0.723 | ||||
| #Comment lines | 0.649 | 0.409 | 1 | 0.354 | 0.241 | ||||
| Halstead, Volume | 0.752 | 0.712 | 0.354 | 1 | 0.553 | ||||
| McCabe, CC | 0.569 | 0.723 | 0.241 | 0.553 | 1 | ||||
Correlations between parameters and pfd/defects of C/C++ submissions
| # Comment | Halstead | McCabe | |||||||
| Filesize | LOC | lines | Volume | CC | |||||
| PFD | 0.0376 | 0.0544 | 0.00287 | 0.0687 | 0.0515 | ||||
| Defects | 0.0312 | 0.0529 | 0.0013 | 0.0532 | 0.0702 | ||||
Effect of diversity
 | Average reliability improvement for 0.001<=pfd<=0.01: 134 |
Effect of Language diversity
 | Average reliability improvement for 0.001<=pfd<=0.01 (in the range where all exist): C/C: 134 C/C++: 142 C/Pascal: 164 |
 | Average reliability improvement for 0.001<=pfd<=0.01 (in the range where all exist): C++/C: 142 C++/C++: 123 C++/Pascal: 174 |
 | Average reliability improvement for 0.001<=pfd<=0.01 (in the range where all exist): Pascal/C: 164 Pascal/C++: 174 Pascal/Pascal: 145 |
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