Cody

# Problem 451. Is this matrix orthogonal?

• What is Size?
1 – 50 of 578

#### Solution 1102556

Submitted on 12 Jan 2017 at 4:16 by PurpleDiab

• Size: 26
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#### Solution 1102555

Submitted on 12 Jan 2017 at 4:15

• Incorrect
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#### Solution 1102554

Submitted on 12 Jan 2017 at 4:14

• Incorrect
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#### Solution 1100400

Submitted on 9 Jan 2017 at 3:28 by Peiyi Yao

• Size: 22
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#### Solution 1069582

Submitted on 2 Dec 2016 by JD

• Size: 19
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#### Solution 1069581

Submitted on 2 Dec 2016

• Incorrect
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#### Solution 1061175

Submitted on 25 Nov 2016 by Jaeho Seol

• Size: 25
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#### Solution 1061173

Submitted on 25 Nov 2016

• Incorrect
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#### Solution 1061156

Submitted on 25 Nov 2016

• Incorrect
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#### Solution 1049429

Submitted on 9 Nov 2016 by Xiaoli Zhang

• Size: 28
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#### Solution 1049428

Submitted on 9 Nov 2016

• Incorrect
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#### Solution 1049425

Submitted on 9 Nov 2016

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#### Solution 1049424

Submitted on 9 Nov 2016

• Incorrect
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#### Solution 1048282

Submitted on 8 Nov 2016 by Justin Ng

• Size: 26
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#### Solution 1039930

Submitted on 31 Oct 2016 by Massimo Zanetti

• Size: 41
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#### Solution 1037950

Submitted on 30 Oct 2016

• Incorrect
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#### Solution 1037442

Submitted on 30 Oct 2016

• Incorrect
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#### Solution 1036606

Submitted on 29 Oct 2016

• Incorrect
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#### Solution 1032678

Submitted on 26 Oct 2016 by EEMIND

• Size: 23
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#### Solution 1012993

Submitted on 12 Oct 2016 by Alexander

• Size: 32
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#### Solution 1012989

Submitted on 12 Oct 2016

• Incorrect
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#### Solution 1012988

Submitted on 12 Oct 2016

• Incorrect
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#### Solution 1012966

Submitted on 12 Oct 2016

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#### Solution 1012963

Submitted on 12 Oct 2016

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#### Solution 1012961

Submitted on 12 Oct 2016

• Incorrect
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#### Solution 1002536

Submitted on 8 Oct 2016

• Incorrect
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#### Solution 1002535

Submitted on 8 Oct 2016

• Incorrect
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#### Solution 1001772

Submitted on 8 Oct 2016 by Jang geun Choi

• Size: 25
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#### Solution 1001771

Submitted on 8 Oct 2016

• Incorrect
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#### Solution 999899

Submitted on 7 Oct 2016 by ChaseZhang

• Size: 28
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#### Solution 997317

Submitted on 6 Oct 2016 by Jamil Kasan

• Size: 14
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#### Solution 997315

Submitted on 6 Oct 2016

• Incorrect
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#### Solution 997312

Submitted on 6 Oct 2016

• Incorrect
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#### Solution 996269

Submitted on 5 Oct 2016

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#### Solution 996267

Submitted on 5 Oct 2016

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#### Solution 996262

Submitted on 5 Oct 2016

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#### Solution 995081

Submitted on 5 Oct 2016 by Jakub Mrowka

• Size: 31
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#### Solution 995074

Submitted on 5 Oct 2016

• Incorrect
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#### Solution 995070

Submitted on 5 Oct 2016

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#### Solution 988586

Submitted on 1 Oct 2016

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#### Solution 988585

Submitted on 1 Oct 2016

• Incorrect
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#### Solution 988584

Submitted on 1 Oct 2016

• Incorrect
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#### Solution 980791

Submitted on 23 Sep 2016 by Abhishek Jain

• Size: 44
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#### Solution 980784

Submitted on 23 Sep 2016

• Incorrect
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#### Solution 980783

Submitted on 23 Sep 2016

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#### Solution 980781

Submitted on 23 Sep 2016

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#### Solution 971606

Submitted on 16 Sep 2016

• Incorrect
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#### Solution 962756

Submitted on 8 Sep 2016 by Jens Kjærgaard Boldsen

• Size: 36
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#### Solution 941717

Submitted on 24 Aug 2016

• Incorrect