No Situation Contain Source or not
1 Nmax≥2 Yes
2 Nmax=1,Nmid≥3 Yes
3 Nmax=1,Nmid≤2 No
4 Nmax=0,Nmid=5,Nmin=0 If last two values are in the range of (0.05,0.1), Yes; others, No
5 Nmax=0,Nmid≤4 No