歷屆考題：link
CPE 一星選集
| Number（UVa） | Question | Solution |
|---|---|---|
| 100 | ZJ c039. 00100 - The 3n + 1 problem | link |
| 118 | ZJ c082. 00118 - Mutant Flatworld Expolrers | link |
| 272 | ZJ c007. 00272 - TeX Quotes | |
| 299 | ZJ e561. 00299 - Train Swapping | |
| 490 | ZJ c045. 00490 - Rotating Sentences |