Submission #1285937

#	Time	Username	Problem	Language	Result	Execution time	Memory
1285937		Joon_Yorigami	Art Exhibition (JOI18_art)	Pypy 3	100 / 100	719 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:z=max(z,b:=r[_*2+1]);f.append(d:=d+b)
m=r[j[0]*2]
for i in range(n):a=r[j[i]*2];z=max(z,f[i+1]-a+m);m=max(m,a-f[i])
print(z)

Compilation message (stdout)

Compiling 'art.py'...

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  adding: __main__.pyc (deflated 31%)

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