Submission #1267114

#	Time	Username	Problem	Language	Result	Execution time	Memory
1267114		pie854	Teams (CEOI11_tea)	Pypy 3	0 / 100	1537 ms	227272 KiB

tea

import sys

input = lambda: sys.stdin.readline().strip()
def print(value): sys.stdout.write(str(value) + '\n')
def brint(l): print(' '.join(str(y) for y in l))
def ii(): return int(input())
def rl(): return list(map(int, input().split()))

n=ii()
a=[]
for i in range(n):
    a.append((ii(),i+1))

a.sort()
tl=[]

while a:
    x,y=a.pop()
    if len(a)>=x-1:
        t=[x,y]
        for i in range(x-1):
            x,y=a.pop()
            t.append(y)
        if a and a[-1][0]>x-1:
            x,y=a.pop()
            t.append(y)
        tl.append(t)

print(len(tl))
for t in tl:
    brint(t)

Compilation message (stdout)

Compiling 'tea.py'...

=======
  adding: __main__.pyc (deflated 45%)

=======

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