Submission #1285852

#	Time	Username	Problem	Language	Result	Execution time	Memory
1285852		Joon_Yorigami	Art Exhibition (JOI18_art)	Pypy 3	50 / 100	1101 ms	119208 KiB

art

n=int(input())
pairs=[]
pref=[0]
ans=0
for _ in'1'*n:
    a,b=map(int,input().split())
    ans=max(ans,b)
    pairs.append([a,b])
pairs.sort()
for a,b in pairs:
    pref.append(pref[-1]+b)
maxi=pairs[0][0]
for i in range(n):
    ans=max(ans,pref[i+1]-pairs[i][0]+maxi)
    maxi=max(maxi,pairs[i][0]-pref[i])
print(ans)

Compilation message (stdout)

Compiling 'art.py'...

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  adding: __main__.pyc (deflated 27%)

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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 50