homework3

a:

b: 将13行（primes[0]=2;)改为primes[0]=3; 15行（curPrime=2;)改为curPrime=3;

c:测试用例t（n=1)

d:节点覆盖：{1,2,3,4,5,6,7,8,9,10,11,12,13,14}

　边覆盖：{（1,2），（2,3），（2，11），（3,4），（4,5），（4,8），（5,6,）（5,7），（6，8），（8,9），（8,10），（9,2），(10,2)，（11,12），（12,13），（12,14）（13,11）}

 主路径覆盖:

[2,3,4,8,10,2]
[3,4,8,10,2,3]
[4,8,10,2,3,4]
[8,10,2,3,4,8]
[10,2,3,4,8,10]

[2,3,4,8,9,2]
[3,4,8,9,2,3]
[4,8,9,2,3,4]
[8,9,2,3,4,8]
[9,2,3,4,8,9]

[2,3,4,5,7,2]
[3,4,5,7,2,3]
[4,5,7,2,3,4]
[5,7,2,3,4,5]
[7,2,3,4,5,7]

[2,3,4,5,6,8,10,2]
[3,4,5,6,8,10,2,3]
[4,5,6,8,10,2,3,4]
[5,6,8,10,2,3,4,5]
[6,8,10,2,3,4,5,6]
[8,10,2,3,4,5,6,8]
[10,2,3,4,5,6,8,10]

[2,3,4,5,6,8,9,2]
[3,4,5,6,8,9,2,3]
[4,5,6,8,9,2,3,4]
[5,6,8,9,2,3,4,5]
[6,8,9,2,3,4,5,6]
[8,9,2,3,4,5,6,8]
[9,2,3,4,5,6,8,9]

[11,12,13]
[12,13,11]
[13,11,12]

[1,2,3,4,8,10]
[1,2,3,4,8,9]
[1,2,3,4,5,7]
[1,2,3,4,5,6,8,10]
[1,2,3,4,5,6,8,9]
[1,2,11,12,13]
[1,2,11,12,14]