Demographic information of recruited subjects
| N | Sex (M/F) | Age | AtCoder rate | PE (year) | JE (year) | CPE (year) | |
|---|---|---|---|---|---|---|---|
| Expert | 10 | 10 / 0 | 22.6 ± 1.1 | 1969 ± 467 | 6.9 ± 2.8 | 2.8 ± 2.4 | 4.1 ± 2.6 |
| Middle | 10 | 9 / 1 | 22.5 ± 0.8 | 894 ± 175 | 4.8 ± 1.7 | 1.1 ± 0.8 | 1.3 ± 0.8 |
| Novice | 10 | 9 / 1 | 21.7 ± 1.2 | NA | 2.8 ± 0.6 | 1.4 ± 1.0 | NA |
Numerics from fourth (age) to last columns denote mean ± SD. PE, programming experience; JE, JAVA experience; CPE, competitive programming experience. Significant differences were observed between PE of expert-novice, middle-novice; CPE of expert-middle (two-sample t test, p < 0.05 FDR-corrected).