Submission #3790642

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Source Code Expand

n = int(input())
a = list(map(int, input().split()))
t = []
d = False
k = 0
for i in range(1,n):
  if a[i-1] == a[i]:
    if d:
      t[k].append(a[i])
    else:
      t.append([a[i-1], a[i]])
      d = True
  elif d:
    d = False
    k += 1
c = 0
for j in t:
  c += len(j)//2
print(c)

Submission Info

Judge Result