📂 Contents (51 A-D+ problems, 12 contests)

1. Div1 Contest

2. Div2 Contest (Google asks from C and D questions of Div2 Contests)

   1. 1045
   2. 1046
   3. 1048
   4. 1049
   5. 1051
   6. Educational 182
   7. 1052

3. Div1 + Div2 Contest

   1. Global 29
   2. Company: Squarepoint Challenge

4. Div3 Contest

   1. 1047
   2. 1054 (A-E and G) (All India Rank (AIR) 99 (Global 683) out of ~35K global contestants (All India Top 0.28%, 9900/35000))

5. Div4 Contest

   1. 1050 (A-E)

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< 1200 → Newbie (grey)
1200 – 1399 → Pupil (green)
1400 – 1599 → Specialist (cyan/teal)
1600 – 1899 → Expert (blue) ✅
1900 – 2099 → Candidate Master (purple)

(then Master, International Master, Grandmaster, etc., continue upward)

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