help non-technical people to create software
// 本地测试示例：head = [2,1,5] → 输出 [5,5,0]
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Last year, Chancellor Rachel Reeves announced that young people who have been out of a job or education for 18 months will be offered a guaranteed paid work placement.
Increasingly, families are refusing to allow their loved ones' organs to help save other people's lives after their death.