n,method,nodes,time_us
5,Fractional,31,0
5,Simple,126,3
10,Fractional,85,1
10,Simple,674,26
15,Fractional,149,3
15,Simple,1611,64
20,Fractional,130,2
20,Simple,1962,78
25,Fractional,137,2
25,Simple,2319,87