# Problems

1 – 31 of 31
 Problem Title Likes Solvers Difficulty

#### Problem 369. Basic electricity in a dry situation

Created by: AMITAVA BISWAS

5

539

#### Problem 361. Energy of a photon

Created by: AMITAVA BISWAS

12

1349

#### Problem 44370. Octoberfest festival

Created by: Andriy Kavetsky

3

461

#### Problem 44315. Predicting life and death of a memory-less light bulb

Created by: AMITAVA BISWAS

2

318

#### Problem 2736. Pernicious Anniversary Problem

Created by: Jan Orwat

12

784

#### Problem 44314. A Simple Tide Gauge with MATLAB

Created by: AMITAVA BISWAS

4

371

#### Problem 564. How to subtract?

Created by: AMITAVA BISWAS

7

1486

#### Problem 44384. Find the nearest prime number

Created by: Matthew Eicholtz

7

608

Created by: goc3

5

396

Created by: goc3

0

302

#### Problem 44363. Is this is a Tic Tac Toe X Win?

Created by: Doug Hull

2

494

#### Problem 44385. Extra safe primes

Created by: Matthew Eicholtz

11

706

#### Problem 44307. The glass half full

Created by: HH

Tags contest, cody5

7

249

#### Problem 44342. Spot the First Occurrence of 5

Created by: Peng Liu

Tags cody5

2

406

Created by: goc3

11

628

#### Problem 44338. Recaman Sequence - I

Created by: Mehmet OZC

3

298

#### Problem 44321. Van Eck's Sequence's nth member

Created by: Mehmet OZC

12

314

#### Problem 44334. Sums of Multiple Pairs of Triangular Numbers

Created by: James

1

227

Created by: goc3

2

285

#### Problem 44319. Write c^3 as sum of two squares a^2+b^2

Created by: Mehmet OZC

2

308

Created by: goc3

7

428

#### Problem 44339. Recaman Sequence - II

Created by: Mehmet OZC

1

261

#### Problem 44349. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.

Created by: James

Tags time, cody5

13

913

#### Problem 44372. Polarisation

Created by: Jan Orwat

3

252

#### Problem 44375. Missing five

Created by: Alfonso Nieto-Castanon

Tags cody5

8

342

#### Problem 44352. The Top 5 Primes

Created by: Peng Liu

Tags cody5

6

308

#### Problem 44350. Breaking Out of the Matrix

Created by: James

8

335

Created by: goc3

7

304

#### Problem 44309. Pi Digit Probability

Created by: Mehmet OZC

11

463

#### Problem 44380. ASCII Birthday Cake

Created by: @bmtran (Bryant Tran)

Tags art, birthday, ascii

10

215

#### Problem 44345. MATLAB Counter

Created by: Peng Liu

22

248

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