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Problems
The country has n cities and n - 1 bidirectional roads, it is possible to get from every city to any other one if you move only along the roads. The cities are numbered with integers from 1 to n inclusive. All the roads are initially bad, but the government wants to improve the state of some roads. We will assume that the citizens are happy about road improvement if the path from the capital located in city x to any other city contains at most one bad road. Your task is — for every possible x determine the number of ways of improving the quality of some roads in order to meet the citizens' condition. As those values can be rather large, you need to print each value modulo 1 000 000 007 ( 10 9 + 7 ). The first line of the input contains a single integer n ( 2 ≤ n ≤ 2·10 5 ) — the number of cities in the country. Next line contains n - 1 positive integers p 2 , p 3 , p 4 , ..., p n ( 1 ≤ p i ≤ i - 1 ) — the description of the roads in the country. Number p i means that the country has a road connecting city p i and city i . Print n integers a 1 , a 2 , ..., a n , where a i is the sought number of ways to improve the quality of the roads modulo 1 000 000 007 ( 10 9 + 7 ), if the capital of the country is at city number i . |
Tutorials
Submissions
Submission Id |
Author(s) |
Index |
Submitted |
Verdict |
Language |
Test Set |
Tests Passed |
Time taken (ms) |
Memory Consumed (bytes) |
Tags |
Rating |
|
11031237 |
Gassa |
D |
May 7, 2015, 6:04 p.m. |
OK |
D |
TESTS |
42 |
343 |
17305600 |
|
2300 |
|
11034384 |
Gassa |
D |
May 7, 2015, 7:04 p.m. |
OK |
D |
TESTS |
42 |
374 |
17100800 |
|
2300 |
|
11034425 |
Gassa |
D |
May 7, 2015, 7:05 p.m. |
OK |
D |
TESTS |
42 |
374 |
17100800 |
|
2300 |
|
11483598 |
greatsaiyanman |
D |
June 7, 2015, 8:22 a.m. |
OK |
FPC |
TESTS |
42 |
436 |
11571200 |
|
2300 |
|
11253861 |
FrostStar |
D |
May 24, 2015, 12:18 p.m. |
OK |
FPC |
TESTS |
42 |
451 |
24064000 |
|
2300 |
|
11484409 |
_The_Mastermind_ |
D |
June 7, 2015, 9:30 a.m. |
OK |
FPC |
TESTS |
42 |
452 |
9216000 |
|
2300 |
|
11484081 |
greatsaiyanman |
D |
June 7, 2015, 9:02 a.m. |
OK |
FPC |
TESTS |
42 |
452 |
10854400 |
|
2300 |
|
12786107 |
Astreb |
D |
Aug. 31, 2015, 8:57 a.m. |
OK |
FPC |
TESTS |
42 |
467 |
16896000 |
|
2300 |
|
11485142 |
ghostriderhp99 |
D |
June 7, 2015, 10:25 a.m. |
OK |
FPC |
TESTS |
42 |
468 |
12800000 |
|
2300 |
|
11253869 |
vjudge2 |
D |
May 24, 2015, 12:19 p.m. |
OK |
FPC |
TESTS |
42 |
468 |
24064000 |
|
2300 |
|
11493630 |
bachpro |
D |
June 8, 2015, 3:31 a.m. |
OK |
FPC |
TESTS |
42 |
483 |
11366400 |
|
2300 |
|
12152975 |
seek |
D |
July 21, 2015, 6:27 p.m. |
OK |
FPC |
TESTS |
42 |
483 |
13721600 |
|
2300 |
|
11037173 |
AbstractKangaroo |
D |
May 8, 2015, 1:42 a.m. |
OK |
FPC |
TESTS |
42 |
499 |
20787200 |
|
2300 |
|
13721742 |
Lightning34 |
D |
Oct. 19, 2015, 4:46 a.m. |
OK |
GNU C++ |
TESTS |
42 |
93 |
7782400 |
|
2300 |
|
31728723 |
skylee |
D |
Oct. 26, 2017, 5:04 a.m. |
OK |
GNU C++ |
TESTS |
42 |
93 |
7987200 |
|
2300 |
|
31729035 |
skylee |
D |
Oct. 26, 2017, 5:27 a.m. |
OK |
GNU C++ |
TESTS |
42 |
108 |
7065600 |
|
2300 |
|
31729221 |
skylee |
D |
Oct. 26, 2017, 5:37 a.m. |
OK |
GNU C++ |
TESTS |
42 |
109 |
7065600 |
|
2300 |
|
31729134 |
skylee |
D |
Oct. 26, 2017, 5:33 a.m. |
OK |
GNU C++ |
TESTS |
42 |
109 |
7065600 |
|
2300 |
|
40986648 |
ReaLNero1 |
D |
July 30, 2018, 8:40 p.m. |
OK |
GNU C++ |
TESTS |
42 |
109 |
7987200 |
|
2300 |
|
13925181 |
vjtest |
D |
Oct. 29, 2015, 1:05 a.m. |
OK |
GNU C++ |
TESTS |
42 |
109 |
11980800 |
|
2300 |
|
13925141 |
vjtest |
D |
Oct. 29, 2015, 12:59 a.m. |
OK |
GNU C++ |
TESTS |
42 |
109 |
11980800 |
|
2300 |
|
13466674 |
cyxhahaha |
D |
Oct. 7, 2015, 5:43 a.m. |
OK |
GNU C++ |
TESTS |
42 |
109 |
11980800 |
|
2300 |
|
11440293 |
rxdoi |
D |
June 5, 2015, 4:28 a.m. |
OK |
GNU C++ |
TESTS |
42 |
109 |
14233600 |
|
2300 |
|
60448076 |
rainboy |
D |
Sept. 12, 2019, 2:52 p.m. |
OK |
GNU C11 |
TESTS |
42 |
779 |
13619200 |
|
2300 |
|
11039514 |
MinakoKojima |
D |
May 8, 2015, 8:28 a.m. |
OK |
GNU C++11 |
TESTS |
42 |
124 |
6348800 |
|
2300 |
|
11054215 |
MinakoKojima |
D |
May 9, 2015, 11:15 a.m. |
OK |
GNU C++11 |
TESTS |
42 |
124 |
6348800 |
|
2300 |
|
11054089 |
MinakoKojima |
D |
May 9, 2015, 11 a.m. |
OK |
GNU C++11 |
TESTS |
42 |
124 |
6348800 |
|
2300 |
|
27683413 |
vjudge1 |
D |
June 9, 2017, 6:27 a.m. |
OK |
GNU C++11 |
TESTS |
42 |
124 |
14540800 |
|
2300 |
|
11055701 |
peterpan |
D |
May 9, 2015, 2:37 p.m. |
OK |
GNU C++11 |
TESTS |
42 |
124 |
14950400 |
|
2300 |
|
32563809 |
superguymj |
D |
Nov. 23, 2017, 12:08 a.m. |
OK |
GNU C++11 |
TESTS |
42 |
124 |
17510400 |
|
2300 |
|
13917318 |
yeahpeng |
D |
Oct. 28, 2015, 3:04 p.m. |
OK |
GNU C++11 |
TESTS |
42 |
124 |
19148800 |
|
2300 |
|
17216060 |
SssssssssssssbbbBBBB |
D |
April 7, 2016, 4:29 p.m. |
OK |
GNU C++11 |
TESTS |
42 |
124 |
42086400 |
|
2300 |
|
23923008 |
Ragdoll |
D |
Jan. 18, 2017, 1:26 p.m. |
OK |
GNU C++11 |
TESTS |
42 |
139 |
14028800 |
|
2300 |
|
11055775 |
peterpan |
D |
May 9, 2015, 2:49 p.m. |
OK |
GNU C++11 |
TESTS |
42 |
139 |
14950400 |
|
2300 |
|
62329804 |
animeFORever |
D |
Oct. 10, 2019, 8:07 p.m. |
OK |
GNU C++14 |
TESTS |
42 |
139 |
12902400 |
|
2300 |
|
45262709 |
skylee |
D |
Nov. 4, 2018, 3:29 a.m. |
OK |
GNU C++14 |
TESTS |
42 |
155 |
7270400 |
|
2300 |
|
54762948 |
vjudge5 |
D |
May 28, 2019, 4:19 p.m. |
OK |
GNU C++14 |
TESTS |
42 |
155 |
15257600 |
|
2300 |
|
35977252 |
vjudge2 |
D |
March 5, 2018, 9:15 p.m. |
OK |
GNU C++14 |
TESTS |
42 |
155 |
15564800 |
|
2300 |
|
62754993 |
chuducanhchy |
D |
Oct. 17, 2019, 4:02 a.m. |
OK |
GNU C++14 |
TESTS |
42 |
155 |
16076800 |
|
2300 |
|
35740290 |
kuppu |
D |
Feb. 26, 2018, 5:31 p.m. |
OK |
GNU C++14 |
TESTS |
42 |
170 |
19558400 |
|
2300 |
|
36405983 |
kut_kjb1994 |
D |
March 19, 2018, 8:48 a.m. |
OK |
GNU C++14 |
TESTS |
42 |
171 |
11366400 |
|
2300 |
|
33072847 |
Powerslave |
D |
Dec. 10, 2017, 5:30 a.m. |
OK |
GNU C++14 |
TESTS |
42 |
171 |
17920000 |
|
2300 |
|
31440454 |
YaKon4ick |
D |
Oct. 17, 2017, 6:31 a.m. |
OK |
GNU C++14 |
TESTS |
42 |
171 |
18022400 |
|
2300 |
|
36406994 |
kut_kjb1994 |
D |
March 19, 2018, 9:46 a.m. |
OK |
GNU C++14 |
TESTS |
42 |
171 |
18636800 |
|
2300 |
|
55106984 |
Balerion |
D |
June 5, 2019, 3:36 a.m. |
OK |
GNU C++17 |
TESTS |
42 |
124 |
15257600 |
|
2300 |
|
47146468 |
YenSean |
D |
Dec. 17, 2018, 2:57 a.m. |
OK |
GNU C++17 |
TESTS |
42 |
140 |
12083200 |
|
2300 |
|
41158458 |
crathva |
D |
Aug. 3, 2018, 1:43 p.m. |
OK |
GNU C++17 |
TESTS |
42 |
155 |
11264000 |
|
2300 |
|
58677301 |
fsshakkhor |
D |
Aug. 12, 2019, 5:07 p.m. |
OK |
GNU C++17 |
TESTS |
42 |
155 |
18534400 |
|
2300 |
|
55107054 |
vjudge4 |
D |
June 5, 2019, 3:40 a.m. |
OK |
GNU C++17 |
TESTS |
42 |
156 |
15257600 |
|
2300 |
|
35975373 |
Davood |
D |
March 5, 2018, 7:19 p.m. |
OK |
GNU C++17 |
TESTS |
42 |
156 |
17920000 |
|
2300 |
|
59394509 |
rareone0602 |
D |
Aug. 24, 2019, 9:47 a.m. |
OK |
GNU C++17 |
TESTS |
42 |
156 |
18944000 |
|
2300 |
|
67524499 |
wxbxcxuxnxy |
D |
Dec. 24, 2019, 1:32 p.m. |
OK |
GNU C++17 |
TESTS |
42 |
156 |
19353600 |
|
2300 |
|
62543870 |
Hasti_K |
D |
Oct. 14, 2019, 5:22 a.m. |
OK |
GNU C++17 |
TESTS |
42 |
156 |
21401600 |
|
2300 |
|
40714817 |
PEDY4000 |
D |
July 24, 2018, 6:29 p.m. |
OK |
GNU C++17 |
TESTS |
42 |
171 |
15360000 |
|
2300 |
|
11034131 |
uwi |
D |
May 7, 2015, 6:58 p.m. |
OK |
Java 7 |
TESTS |
42 |
218 |
8294400 |
|
2300 |
|
11033864 |
uwi |
D |
May 7, 2015, 6:52 p.m. |
OK |
Java 7 |
TESTS |
42 |
218 |
8396800 |
|
2300 |
|
12574817 |
ACLhj |
D |
Aug. 17, 2015, 12:02 p.m. |
OK |
Java 7 |
TESTS |
42 |
295 |
204800 |
|
2300 |
|
11272748 |
tehqin |
D |
May 26, 2015, 3:12 a.m. |
OK |
Java 7 |
TESTS |
42 |
482 |
60825600 |
|
2300 |
|
11035536 |
edorundo |
D |
May 7, 2015, 8:05 p.m. |
OK |
Java 7 |
TESTS |
42 |
530 |
107622400 |
|
2300 |
|
13216795 |
alibaba |
D |
Sept. 25, 2015, 10:31 a.m. |
OK |
Java 7 |
TESTS |
42 |
826 |
88371200 |
|
2300 |
|
11036340 |
pashka |
D |
May 7, 2015, 9:58 p.m. |
OK |
Java 7 |
TESTS |
42 |
1232 |
48332800 |
|
2300 |
|
11038852 |
A.Elahi |
D |
May 8, 2015, 6:49 a.m. |
OK |
Java 8 |
TESTS |
42 |
280 |
10956800 |
|
2300 |
|
56056015 |
Taran_1407 |
D |
June 25, 2019, 11:43 p.m. |
OK |
Java 8 |
TESTS |
42 |
343 |
33382400 |
|
2300 |
|
11026157 |
Petr |
D |
May 7, 2015, 5:05 p.m. |
OK |
Java 8 |
TESTS |
42 |
389 |
0 |
|
2300 |
|
11026386 |
Lewin |
D |
May 7, 2015, 5:08 p.m. |
OK |
Java 8 |
TESTS |
42 |
390 |
63692800 |
|
2300 |
|
11504442 |
Roberio |
D |
June 9, 2015, 2:18 a.m. |
OK |
Java 8 |
TESTS |
42 |
405 |
46592000 |
|
2300 |
|
11027808 |
mmaxio |
D |
May 7, 2015, 5:22 p.m. |
OK |
Java 8 |
TESTS |
42 |
420 |
34099200 |
|
2300 |
|
60448077 |
Dukkha |
D |
Sept. 12, 2019, 2:52 p.m. |
OK |
Java 8 |
TESTS |
42 |
468 |
11161600 |
|
2300 |
|
16874279 |
Sumeet.Varma |
D |
March 22, 2016, 4:24 p.m. |
OK |
Java 8 |
TESTS |
42 |
498 |
78745600 |
|
2300 |
|
11537366 |
vyxaryx |
D |
June 11, 2015, 7:55 p.m. |
OK |
Java 8 |
TESTS |
42 |
499 |
128409600 |
|
2300 |
|
26483868 |
sweiss |
D |
April 18, 2017, 8:39 p.m. |
OK |
Java 8 |
TESTS |
42 |
514 |
83148800 |
|
2300 |
|
11051766 |
og.kostya |
D |
May 9, 2015, 5:10 a.m. |
OK |
MS C# |
TESTS |
42 |
374 |
34406400 |
|
2300 |
|
11039458 |
azukun |
D |
May 8, 2015, 8:22 a.m. |
OK |
MS C# |
TESTS |
42 |
374 |
51609600 |
|
2300 |
|
11035010 |
haitao |
D |
May 7, 2015, 7:30 p.m. |
OK |
MS C# |
TESTS |
42 |
842 |
44851200 |
|
2300 |
|
11051729 |
og.kostya |
D |
May 9, 2015, 4:58 a.m. |
OK |
MS C# |
TESTS |
42 |
1356 |
36249600 |
|
2300 |
|
11051743 |
og.kostya |
D |
May 9, 2015, 5:03 a.m. |
OK |
MS C# |
TESTS |
42 |
1357 |
36352000 |
|
2300 |
|
11362497 |
zhouwenkai |
D |
May 31, 2015, 3:22 a.m. |
OK |
MS C++ |
TESTS |
42 |
156 |
13209600 |
|
2300 |
|
11028725 |
Milanin |
D |
May 7, 2015, 5:33 p.m. |
OK |
MS C++ |
TESTS |
42 |
171 |
11571200 |
|
2300 |
|
44656375 |
unknown000 |
D |
Oct. 21, 2018, 1:12 p.m. |
OK |
MS C++ |
TESTS |
42 |
187 |
16076800 |
|
2300 |
|
44656339 |
vjudge4 |
D |
Oct. 21, 2018, 1:12 p.m. |
OK |
MS C++ |
TESTS |
42 |
187 |
16076800 |
|
2300 |
|
11100251 |
AnnKats93 |
D |
May 14, 2015, 4:04 p.m. |
OK |
MS C++ |
TESTS |
42 |
187 |
16486400 |
|
2300 |
|
11336057 |
sister_what_hate_most |
D |
May 28, 2015, 4:53 p.m. |
OK |
MS C++ |
TESTS |
42 |
187 |
19251200 |
|
2300 |
|
18759235 |
Sandmann |
D |
June 27, 2016, 10:57 p.m. |
OK |
MS C++ |
TESTS |
42 |
187 |
26419200 |
|
2300 |
|
11029086 |
Alex7 |
D |
May 7, 2015, 5:37 p.m. |
OK |
MS C++ |
TESTS |
42 |
202 |
17305600 |
|
2300 |
|
11035858 |
AleksanderBalobanov |
D |
May 7, 2015, 8:42 p.m. |
OK |
MS C++ |
TESTS |
42 |
218 |
22016000 |
|
2300 |
|
11047400 |
Lint |
D |
May 8, 2015, 4:03 p.m. |
OK |
MS C++ |
TESTS |
42 |
234 |
20070400 |
|
2300 |
|
69986818 |
pajenegod |
D |
Feb. 1, 2020, 6:04 p.m. |
OK |
PyPy 2 |
TESTS |
42 |
623 |
61440000 |
|
2300 |
|
69986959 |
pajenegod |
D |
Feb. 1, 2020, 6:06 p.m. |
OK |
PyPy 2 |
TESTS |
42 |
654 |
63897600 |
|
2300 |
|
35887052 |
______u______ |
D |
March 3, 2018, 1:57 p.m. |
OK |
Python 2 |
TESTS |
42 |
1247 |
46592000 |
|
2300 |
|
35886744 |
______n______ |
D |
March 3, 2018, 1:51 p.m. |
OK |
Python 2 |
TESTS |
42 |
1247 |
46592000 |
|
2300 |
|
35885940 |
_____k_____ |
D |
March 3, 2018, 1:38 p.m. |
OK |
Python 2 |
TESTS |
42 |
1247 |
46592000 |
|
2300 |
|
35885798 |
_____i_____ |
D |
March 3, 2018, 1:36 p.m. |
OK |
Python 2 |
TESTS |
42 |
1247 |
46592000 |
|
2300 |
|
35874854 |
______h______ |
D |
March 3, 2018, 8:03 a.m. |
OK |
Python 2 |
TESTS |
42 |
1247 |
46592000 |
|
2300 |
|
35874627 |
______k______ |
D |
March 3, 2018, 7:57 a.m. |
OK |
Python 2 |
TESTS |
42 |
1247 |
46592000 |
|
2300 |
|
35874195 |
______i______ |
D |
March 3, 2018, 7:46 a.m. |
OK |
Python 2 |
TESTS |
42 |
1247 |
46592000 |
|
2300 |
|
35872374 |
______M______ |
D |
March 3, 2018, 7:10 a.m. |
OK |
Python 2 |
TESTS |
42 |
1247 |
46592000 |
|
2300 |
|
11034709 |
Gassa |
D |
May 7, 2015, 7:16 p.m. |
OK |
Python 2 |
TESTS |
42 |
1263 |
42188800 |
|
2300 |
|
68302699 |
sansen |
D |
Jan. 6, 2020, 7:31 a.m. |
OK |
Rust |
TESTS |
42 |
156 |
17817600 |
|
2300 |
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