[0]:[0, 1]
[1]:[2]
[2]:[3, 4]
[3]:[5, 6]
[4]:[7, 8]
[5]:[9, 10]
[6]:[11, 12]
[7]:[13, 14]
[8]:[15, 16]
[9]:[17, 18]
[10]:[19, 20]
[11]:[21, 22]
[12]:[23, 24]
[13]:[25, 26]
[14]:[27, 28]
[15]:[29, 30]
[16]:[31, 32]
[17]:[33, 34]
[18]:[35, 36]
[19]:[37, 38]
[20]:[39]
[21]:[40, 41]
[22]:[42, 43]
[23]:[44]
[24]:[45, 46]
[25]:[47, 48]
[26]:[49, 50]
[27]:[51, 52]
[28]:[53, 54]
[29]:[55, 56]
[30]:[57, 58]
[31]:[59, 60]
[32]:[61, 62]
[33]:[63, 64]
[34]:[65, 66]
[35]:[67, 68]
[36]:[69]
[37]:[70, 71]
[38]:[72, 73]
[39]:[74]
[40]:[75, 76]
[41]:[77, 78]
[42]:[79, 80]
[43]:[81, 82]
[44]:[83, 84]
[45]:[85, 86]
[46]:[87]
[47]:[88]
[48]:[89, 90]
[49]:[91]
[50]:[92, 93]
[51]:[94]
[52]:[95, 96]
[53]:[97]
[54]:[98, 99]
[55]:[100, 101]
[56]:[102]
[57]:[103, 104]
[58]:[105, 106]
[59]:[107, 108]
[60]:[109, 110]
[61]:[111, 112]
[62]:[113, 114]
[63]:[115]
[64]:[116]
[65]:[117]
[66]:[118]
[67]:[119, 120]
[68]:[121, 122]
[69]:[123, 124]
[70]:[125, 126]
[71]:[127, 128]
[72]:[129, 130]
[73]:[131]
[74]:[132, 133]
[75]:[134, 135]
[76]:[136, 137]
[77]:[138, 139]
[78]:[140]
[79]:[141, 142]
[80]:[143, 144]
[81]:[145, 146]
[82]:[147]
[83]:[148]
[84]:[149, 150]
[85]:[151]
[86, 87]:[152]
[88]:[153, 154]
[89]:[155]
[90]:[156]
[91]:[157]
[92]:[158, 159]
[93]:[160]
[94]:[161]
[95]:[162]
[96]:[163, 164]
[97]:[165, 166]
[98]:[167, 168]
[99]:[169]
[100]:[170]
[101]:[171]
[102]:[172]
[103]:[173, 174]
[104]:[175, 176]
[105]:[177, 178]
[106]:[179, 180]
[107]:[181, 182]
[108]:[183]
[109]:[184, 185]
[110]:[186]
[111]:[187, 188]
[112]:[189]
[113]:[190]
[114, 115]:[191]
[116]:[192, 193]
[117]:[194]
[118]:[195]
[119]:[196]
[120]:[197, 198]
[121]:[199]
[122]:[200]
[123]:[201, 202]
[124]:[203]
[125]:[204, 205]
[126]:[206, 207]
[127]:[208]
[128]:[209]
[129]:[210, 211]
[130]:[212]
[131]:[213]
[132]:[214]
[133]:[215, 216]
[134]:[217]
[135]:[218]
[136]:[219]
[137]:[220, 221]
[138]:[222]
[139]:[223, 224]
[140]:[225, 226]
[141]:[227, 228]
[142]:[229]
[143]:[230, 231]
[144]:[232, 233]
[145]:[234, 235]
[146]:[236, 237]
[147]:[238, 239]
[148]:[240]
[149]:[241]
[150]:[242, 243]
[151]:[244, 245]
[152]:[246]
[153]:[247]
[154]:[248]
[155]:[249]
[156]:[250, 251]
[157]:[252]
[158]:[253]
[159]:[254]
[160]:[255]
[161]:[256, 257]
[162]:[258]
[163]:[259]
[164]:[260, 261]
[165]:[262, 263]
[166]:[264]
[167]:[265, 266]
[]:[267]
[]:[268]
[168]:[269, 270]
[169]:[271, 272]