Skip to main content

Practice

Mock Contests 1 & 2

⭐⭐⭐ advanced~150 min of coding6 challenges

Two original contests: Contest 1 (mandatory-pick max sum, Huffman ropes, range-sum counting) and Contest 2 (DSU stream, DAG DP, coupon Dijkstra). Contest-order difficulty; no topic labels.

Checking your progress…0%

What you will practice

  1. Contest 1 — Problem A: The Wall⭐⭐⭐ advanced
  2. Contest 1 — Problem B: The Ropes⭐⭐⭐ advanced
  3. Contest 1 — Problem C: The Ledger⭐⭐⭐ advanced
  4. Contest 2 — Problem A: The Merge⭐⭐⭐ advanced
  5. Contest 2 — Problem B: The Relay⭐⭐⭐ advanced
  6. Contest 2 — Problem C: The Coupon⭐⭐⭐ advanced

Need the concept first? Re-read the lesson.