The "Monkey Riding" program in the circus is performed by 5 monkeys using 5 bicycles. Each monkey rides a bicycle at least once, but a monkey cannot ride the same bicycle repeatedly. After the performance, the five monkeys rode 2, 2, 3, 5, x times respectively, and the five cars were ridden 1, 1, 2, 4, y times respectively. Then x+y=how much.
马戏团的"猴子骑车"节目是由5只猴子用5辆自行车表演的，每只猴子至少骑一次车，但一只猴子不能重复骑同一辆车．表演结束后，5只猴子分别骑了2，2，3，5，x次，五辆车分别被骑了1，1，2，4，y次．那么x+y=多少．
<result>6</result>