def round_sum(a, b, c):
  return round10(a) + round10(b) + round10(c)
def round10(x):
  if x % 10 == 0:
    return x
  elif x % 10 >= 5:
    return (x/10 + 1) * 10
  elif x % 10 < 5:
    return (x/10) * 10
    

c4880b9cfb7c55c1494c7648cbf65d5616322a7d
<mask token>

<mask token>


def round10(x):
    if x % 10 == 0:
        return x
    elif x % 10 >= 5:
        return (x / 10 + 1) * 10
    elif x % 10 < 5:
        return x / 10 * 10

def round_sum(a, b, c):
    return round10(a) + round10(b) + round10(c)


def round10(x):
    if x % 10 == 0:
        return x
    elif x % 10 >= 5:
        return (x / 10 + 1) * 10
    elif x % 10 < 5:
        return x / 10 * 10

def round_sum(a, b, c):
  return round10(a) + round10(b) + round10(c)
def round10(x):
  if x % 10 == 0:
    return x
  elif x % 10 >= 5:
    return (x/10 + 1) * 10
  elif x % 10 < 5:
    return (x/10) * 10
    
