n,k = map(int,input().split())
ai = [int(i) for i in input().split()]

ai.sort(reverse=True)

print(ai)

ans = 0

for i in range(k):
    if i == 0:
        ans += ai[i]
    elif ai[i] > 0:
        ans += ai[i]
    else:
        break
    
print(ans)