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00:00 A NewComers Beginners 01:05 B NewComers Beginners 04:03 C NewComers Beginners 10:04 D NewComers Mid-level 18:52 E Phase1 ( BS ) 34:37 F Newcomers Advanced 45:44 Phase1 (Greedy but need knowledge about OR operator ) What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Div Link : codeforces.com/contest/1742 Contacts : email : ahmed.esmatx@gmail.com CF Page: codeforces.com/profile/Ahm...

00:00 A NewComers Beginners 03:37 B NewComers Beginners 06:10 C NewComers Advanced 11:29 D NewComers Advanced 25:47 E Phase 1 (2d Prefix) 42:16 F ( نيوكامرز بس متحلهاش الله يحرقها ) 43:19 G phase 1 What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Div Link : codeforces.com/contest/1722 Contacts : email : ahmed.esmatx@gmail.com CF Page: codeforces.com/profile/Ahmed_Zeus

00:00 A (NewComers beginner) 01:35 B (NewComers mid) 06:02 C (NewComers mid) 10:20 D (Need map from phase1) 16:32 E (NewComers mid) 35:52 F (Need UpperBound from phase1) 48:05 G (NewComers mid) What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Div Link : codeforces.com/contest/1703 Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.linkedin.com/in/ahmed-es...

00:00 A 01:51 B 10:12 C 14:13 D 23:57 E 32:25 F 43:40 G 54:50 H What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Div Link : codeforces.com/contest/1692 Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.linkedin.com/in/ahmed-esmat-284a9524a/

*ملحوظه : اخر مساله التسجيل باظ فيها ف عدته تاني ف هتلاقي فيه 10 ثواني كدة بايظين كمل هتلاقيني عدته تاني مظبوط من اول الدقيقه 1:18:07 00:00 A B 03:36 C 08:33 D 13:12 E 19:02 F 35:48 G 49:04 H1 01:05:25 H2 01:15:40 What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Div Link : codeforces.com/contest/1676 Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.link...

00:00 A 01:33 B 02:50 C 07:12 D 18:09 E 25:08 F 30:39 G 35:18 H What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Div Link :codeforces.com/contest/1669 Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.linkedin.com/in/ahmed-esmat-284a9524a/

00:00 A Newcomews Beginners 03:57 B Newcomews Math 15:24 C Newcomews using math or Phase1 Using BS 22:46 D Newcomews Implemetation 31:01 E Newcomers Advanced 37:28 F Newcomers Advanced 49:32 G Newcomers What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Div Link : codeforces.com/contest/1352 Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.linkedin.com/in...

What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.linkedin.com/in/ahmed-esmat-284a9524a/ prefix count,count characters with prefix,phase1,sheet assiut,phase 1 assiut,phase 1 zeus,zeus,eng zeus,codeforces,Codeforces Round 186 (Div. 2),B. Ilya and Queries,Ilya and Queries,Ilya and Queries codeforces,Ilya and...

What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Codeforces Group link : codeforces.com/group/3nQaj5GMG5/contests Problem : codeforces.com/group/3nQaj5GMG5/contest/373244/problem/D code Link : ideone.com/R81q3c Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.linkedin.com/in/ahmed-esmat-284a9524a/

What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Codeforces Group link : codeforces.com/group/3nQaj5GMG5/contests Problem : codeforces.com/group/3nQaj5GMG5/contest/373244/problem/C code Link : ideone.com/lAKwZL Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.linkedin.com/in/ahmed-esmat-284a9524a/

What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Codeforces Group link : codeforces.com/group/3nQaj5GMG5/contests Problem : codeforces.com/group/3nQaj5GMG5/contest/373244/problem/B code Link : ideone.com/ueQ8jE Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.linkedin.com/in/ahmed-esmat-284a9524a/

What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Codeforces Group link : codeforces.com/group/3nQaj5GMG5/contests Problem : codeforces.com/group/3nQaj5GMG5/contest/373244/problem/A code Link : ideone.com/CBrH6T Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : www.linkedin.com/in/ahmed-esmat-284a9524a/

Sheet Assiut : docs.google.com/spreadsheets/d/1EbbsotAwb0zuuwxyzs8l2qh8twqw-sNcNbAjCK1kXaE/edit?gid=287288572#gid=287288572 What's App Group : chat.whatsapp.com/DcBdeTqLeSu3JJ90g3Xdp4 Codeforces Group link : codeforces.com/group/c3FDl9EUi9/contests Problem Link : codeforces.com/group/c3FDl9EUi9/contest/262795/problem/N Contacts : email : ahmed.esmatx@gmail.com CF Handle : Ahmed_Zeus Linkedin : ...

00:00 : What should i do after solving the first sheet ? 03:57 : Power of the Stack 13:39 : Lower bound & Upper bound 21:48 : Practice on Lower bound & Upper bound 31:15 : Lower bound & Upper bound for pairs Sheet Assiut : docs.google.com/spreadsheets/d/1EbbsotAwb0zuuwxyzs8l2qh8twqw-sNcNbAjCK1kXaE/edit?gid=287288572#gid=287288572 Next Element Video : th-cam.com/video/junoiemHSls/w-d-xo.htmlsi=a...

U. Minimum subarray Code Forces solution phase1

T.Grid And Diagonals Code Forces solution phase1

S. Permutation Code Forces solution phase1

Codeforces Round 970 (Div. 3) Upsolve A to G

R. Tanya and Candies Code Forces solution phase1

Q Almost Arithmetic Progression Code Forces solution phase1

P . Preparation for International Women's Day Code Forces solution phase1

O. George the dictator Code Forces solution phase1 | Handling negative numbers in frequency array

N. Ilya and Queries Code Forces solution phase1

M. Nikita and string Code Forces solution phase1

Educational Codeforces Round 169 (Rated for Div. 2) | Upsolve A - B - C - D

Ordered Set & Ordered multiset | شرح بالعربي

General Practice Session | 4 Hard Problems

2D Prefix Sum | Range sum 2d

Practice session | Advanced Prefix practice in Arabic