li = [1,2,-1,5,-2,6,7] #max(最大的) s1 = max(li,key=lambda x:x) print(s1) #7 #min(最小的) s2 = min(li,key=lambda x:x) print(s2) # -2 #map(映射) s3 = map(lambda x,y:x*y,li,li) print(list(s3)) #[1, 4, 1, 25, 4, 36, 49] # filter(过滤) s4 = filter(lambda x:x>3,li) print(list(s4)) #[5, 6, 7] #sorted(排序) s5 = sorted(li,key=lambda x:x) print(list(s5)) #[-2, -1, 1, 2, 5, 6, 7] #reduce(累积) s6 = reduce(lambda x,y:x+y,li) print(s6) #18