属于这两个集合的第一个数字：
三,5,6,7,8,9,10,11,12,13,15,16,17,18,19,20,23,25,26,27,28,29,30,33,35,36,37,38,39,50,53,55,56,57,58,59,60,63,65,66,67,68,69,70,73,75,76,77,78,79,80,83,85,86,87,88,89,90,93,95,96,97,98,99,300,303,305,306,307,308,309,310,311,312,313,315,316,317,318,319,320,323,325,326,327,328,329,330,333,335,336,337,338,339,350,353,355,356,357,358,359,360,363,365,366,367,368,369,370,373,375,376,377,378,379,380,383,385,386,387,388,389,390,393,395,396,397,398,399,500,503,505,506,507,508,509,510,511,512,513,515,516,517,518,519,520,523,525,526,527,528,529,530,533,535,536,537,538,539,550,553,555,556,557,558,559,560,563,565,566,567,568,569,570,573,575,576,577,578,579,580,583,585,586,587,588,589,590,593,595,596,597,598,599,600,603,605,606,607,608,609,610,611,612,613,615,616,617,618,619,620,623,625,626,627,628,629,630,633,635,636,637,638,639,650,653,655,656,657,658,659,660,663,665,666,667,668,669,670,673,675,676,677,678,679,680,683,685,686,687,688,689,690,693,695,696,697,698,699,700,703,705,706,707,708,709,710,711,712,713,715,716,717,718,719,720,723,725,726,727. 一些较大的示例：
973,975,976,977,978,979,980,983,985,986,987,988,989,990,993,995,996,997,998,999.