编译原理历年卷答案
2018
1-5 BDDCB
6-10 BDCAB
NFA


DFA


DFA化简






计算题
1,




2019


不会画DAG


输出:5433210
| 1 | if q<20 goto ( 3 ) |
|---|---|
| 2 | goto ( 11 ) |
| 3 | if C<7 goto ( 5 ) |
| 4 | goto ( 8 ) |
| 5 | ( t1=1+q ) |
| 6 | ( q=t1 ) |
| 7 | goto ( 10 ) |
| 8 | t2= C - 1 |
| 9 | C =t2 |
| 10 | goto ( 1 ) |
| 11 |





编译原理历年卷答案
https://zephyrsky.online/archives/compilers-answers