Dàn 07/10 : (519s)
100,110,101,120,102,130,103,160,106,170,107,180,108,190,109,111,121,112,141,114,151,115,161,116,171,117,181,118,191,119,132,123,142,124,152,125,162,172,127,182,128,192,129,135,153,155,165,156,175,157,185,158,136,163,146,166,176,167,196,169,137,173,147,174,187,178,197,179,139,193,149,194,189,198,199,200,210,201,220,202,230,203,206,270,207,280,208,290,209,211,221,212,241,214,215,216,271,217,281,218,291,219,232,223,242,224,225,272,227,282,228,292,229,235,275,285,236,246,276,296,237,273,247,274,287,278,297,279,239,293,249,294,289,298,299,300,310,301,320,302,330,303,360,306,307,380,308,390,309,311,321,312,341,314,351,315,361,316,317,381,318,391,319,332,323,342,324,352,325,362,327,382,328,392,329,335,353,355,365,356,357,385,358,336,363,346,366,367,396,369,337,347,387,397,339,393,349,394,389,398,399,400,401,420,402,430,403,460,406,470,407,480,408,490,409,421,441,461,471,481,491,432,423,442,424,425,462,472,427,482,428,492,429,435,465,475,485,436,463,446,466,476,467,496,469,437,473,447,474,487,478,497,479,439,493,449,494,489,498,499,610,630,660,670,680,690,611,612,614,651,615,661,616,671,617,681,618,691,619,632,652,662,672,682,692,635,653,655,665,656,675,657,685,658,636,663,666,676,667,696,669,637,673,674,687,678,697,679,639,693,694,689,698,699,710,720,760,770,780,790,711,721,712,741,714,751,715,761,716,771,717,781,718,791,719,723,742,724,752,725,762,772,727,782,728,792,729,753,755,765,756,775,757,785,758,763,746,766,776,767,796,769,773,747,774,787,778,797,779,793,749,794,789,798,799,800,810,801,820,802,830,803,860,806,870,807,808,890,809,811,821,812,841,814,851,815,861,816,871,817,818,891,819,832,823,842,824,852,825,862,872,827,828,892,829,835,853,855,865,856,875,857,858,836,863,846,866,876,867,896,869,837,873,847,874,878,897,879,839,893,849,894,898,899,900,910,901,920,902,930,903,960,906,970,907,980,908,990,909,911,921,912,941,914,951,915,961,916,971,917,981,918,991,919,932,923,942,924,952,925,962,972,927,982,928,992,929,935,953,955,965,956,975,957,985,958,936,963,946,966,976,967,996,969,937,973,947,974,987,978,997,979,939,993,949,994,989,998,999