Submission #1339310

#	Time	Username	Problem	Language	Result	Execution time	Memory
1339310		d8g3	A Huge Tower (CEOI10_tower)	Pypy 3	100 / 100	355 ms	154832 KiB

tower

n,maxDifference=map(int,input().split())
inputArray=list(map(int,input().split()))
inputArray.sort()
#print(inputArray)
tempAnswer=1
firstPointer=0
secondPointer=0
mod=10**9+9
while secondPointer<n:
    
    while inputArray[secondPointer]-inputArray[firstPointer]>maxDifference:
        firstPointer+=1
    tempAnswer=((secondPointer-firstPointer+1)*tempAnswer)%mod
    secondPointer+=1
print(tempAnswer)
        

Compilation message (stdout)

Compiling 'tower.py'...

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  adding: __main__.pyc (deflated 24%)

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• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
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• Subtask 20: 5 / 5