Submission #1149439

#	Time	Username	Problem	Language	Result	Execution time	Memory
1149439		maomao	Mountains (NOI20_mountains)	Pypy 3	64 / 100	2096 ms	97352 KiB

Mountains

n = int(input())
height = [int(x) for x in input().split()]
ans = 0

for i in range(n):
    left = right = 0
    u = height[i]
    for j in range(0,i):
        if height[j]<u:
            left +=1
    for j in range(i+1,n):
        if height[j]<u:
            right+=1
    ans += left*right
print(ans)

Compilation message (stdout)

Compiling 'Mountains.py'...

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  adding: __main__.pyc (deflated 31%)

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• Subtask 2: 0 / 4
• Subtask 3: 0 / 9
• Subtask 4: 36 / 36
• Subtask 5: 28 / 28
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• Subtask 7: 0 / 12