Submission #1285933

#	Time	Username	Problem	Language	Result	Execution time	Memory
1285933		Joon_Yorigami	Art Exhibition (JOI18_art)	Pypy 3	100 / 100	784 ms	237040 KiB

art

n,*r,=map(int,open(0).read().split());f=[0];*j,=sorted(range(n),key=lambda x:r[x*2]);z=d=0
for _ in j:b=r[_*2+1];z=max(z,b);f.append(d:=d+b)
maxi=r[(j[0]<<1)]
for i in range(n):
    a=r[j[i]<<1]
    z=max(z,f[i+1]-a+maxi)
    maxi=max(maxi,a-f[i])
print(z)

Compilation message (stdout)

Compiling 'art.py'...

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  adding: __main__.pyc (deflated 32%)

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