n = input()
m = n.split()
print(m)
a = [input() for l in range(0,1)]
b = a[0].split()
print(b)

for i in range(0, len(b)):
    b[i] = int(b[i])

c = sorted(b, reverse=True)
print(c)
p = 0
for i in range(int(m[0]) - int(m[1]),int(m[0])):
    p = p + int(c[i])
print(p)