.path_progress

0,1,2,2,3,3,5,5,5,5,5,6,6,6,6,7,8,8,9,9,10,10,11,12,13,13,13,13,14,14,14,15,15,16,16,17,17,18,18,18,18,19,19,19,20,20,21,22,22,23,23,23,24,25,26,26,27,27,28,29,30,31,31,31,32,33,34,34,34,35,36,36,37,37,38,39,39,39,40,40,40,41,41,41,41,41,42,42,42,43,43,43,43,45,46,48,49,49,49,50,50,51,52,53,54,55,56,57,57,59,59,59,60,62,63,63,64,65,65,65,65,66,67,68,69,70,70,72,73,83,84,86,87,87,88,88,89,88,90,91,92,93,94,94,95,96,96,97,97,97,98,98,99,100,101,102,104,105,106,106,106,106,107,108,109,110,11,11,110,113,113,113,113,113,113,113,113,113,113,114,115,115,115,116,118,121,124,124,124,124,125,125,125,126,126,129,133,135,135,135,135,136,140,141,142,144,145,146,147,148,148,152,152,153,155,155,155,155,156,156,157,159,160,160,160,161,166,168,168,168,168,169,170,170,173,174,175,177,179,179,180,180,180,181,184,184,185,192,192,185,185,185,192,185,185,185,185,185,185,188,189,189,190,189,190,191,197,199,199,199,199,199,199,199,199,199,202,202,202,203,203,203,203,203,204,207,208,208,208,208,208,208,208,208,208,208,210,208,208,210,210,210,210,210,208,208,208,208,208,208,208,212,212,212,212,212,218,219,224,229,231,232,232,233,233,251,251,251,253,254,255,256,257,257,257,257,257,257,257,257,257,258,260,260,260,263,263,262,264,262,262,262,262,262,262,262,263,263,263,263,263,263,263,263,263,273,274,275,276,277