Submission #4240720

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Source Code Expand

n = int(input())
a = [int(input()) for _ in range(n)]

ans = 0
for i in range(n):
    ans += a[i] // 2
    if a[i] % 2 == 1 and i+1 < n:
        if a[i+1] > 0:
            a[i+1] -= 1
            ans += 1
            
print(ans)

Submission Info

Judge Result