Submission #22159

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
22159	2017-04-29T12:54:36 Z	xhae? xhae!(#1007, xhae)	None (KRIII5P_3)	PyPy	0 / 7	1000 ms	41 KB

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# date:		2017-04-29
# contest:	5th kriiicon
# problem:	I
# author:	xhae

import itertools
import heapq

MOD = 1000000007
pows = [1] * 1000001
for i in range(1, 100001):
	pows[i] = pows[i - 1] * 2 % MOD

n = int(raw_input())
data = []
for i in range(n):
	cpair = tuple(map(int, raw_input().split()))
	if cpair[0] >= cpair[1]:
		continue
	data += [cpair]
data = sorted(data)

coords = [0] * (len(data) * 2)
for i in range(len(data)):
	coords[i * 2] = data[i][0]
	coords[i * 2 + 1] = data[i][1]
coords = [k for k, g in itertools.groupby(sorted(coords))]

# sub problem 1
endQueue = []
di = 0
totLen = 0
for i in range(len(coords) - 1):
	while di < len(data):
		if data[di][0] <= coords[i]:
			heapq.heappush(endQueue, data[di][1])
			di += 1
		else:
			break
	
	while len(endQueue) > 0 and endQueue[0] <= coords[i]:
		heapq.heappop(endQueue)

	curLen = coords[i + 1] - coords[i]
	totLen = (totLen + curLen * (pows[len(endQueue)] - 1)) % MOD

# sub problem 2
nCases = 0
endQueue = []
for coord in data:
	while len(endQueue) > 0 and endQueue[0] <= coord[0]:
		heapq.heappop(endQueue)
	nCases = (nCases + pows[len(endQueue)]) % MOD
	heapq.heappush(endQueue, coord[1])

print totLen, nCases

Subtask #1

0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	85 ms	14 KB	Output is correct
2	Correct	76 ms	14 KB	Output is correct
3	Correct	81 ms	14 KB	Output is correct
4	Correct	84 ms	14 KB	Output is correct
5	Correct	94 ms	14 KB	Output is correct
6	Correct	223 ms	22 KB	Output is correct
7	Correct	211 ms	23 KB	Output is correct
8	Correct	227 ms	23 KB	Output is correct
9	Correct	228 ms	23 KB	Output is correct
10	Correct	229 ms	23 KB	Output is correct
11	Correct	693 ms	40 KB	Output is correct
12	Correct	716 ms	40 KB	Output is correct
13	Correct	739 ms	41 KB	Output is correct
14	Correct	767 ms	41 KB	Output is correct
15	Correct	749 ms	41 KB	Output is correct
16	Correct	568 ms	41 KB	Output is correct
17	Correct	580 ms	41 KB	Output is correct
18	Correct	585 ms	41 KB	Output is correct
19	Correct	563 ms	41 KB	Output is correct
20	Correct	552 ms	41 KB	Output is correct
21	Correct	933 ms	41 KB	Output is correct
22	Correct	913 ms	41 KB	Output is correct
23	Correct	947 ms	41 KB	Output is correct
24	Correct	928 ms	41 KB	Output is correct
25	Correct	782 ms	41 KB	Output is correct
26	Correct	993 ms	41 KB	Output is correct
27	Execution timed out	1022 ms	41 KB	Time limit exceeded
28	Halted	0 ms	0 KB	-