3502 A - The mysterious X network 3503 B - Bin Packing 3504 C - On Storing Clothes 3505 D - Buy or Build 3506 E - 4 Values whose Sum is 0 3507 F - Keep the Customer Satisfied 3508 G - UFO Cubes in Roswell 3509 H - Black Box 3510 I - Pixel Shuffle 3511 J - Consecutive ones problemas do LIVE ARCHIVE ICPC Resolvidos: OK - A - The mysterious X network - bfs OK - B - Bin Packing - nike OK - C - On Storing Clothes - simulação OK - D - Buy or Build - MST OK - E - 4 Values whose Sum is 0 - nike.. ( solução n² log n ) OK - F - Keep the Customer Satisfied - greedy - G - UFO Cubes in Roswell OK - H - Black Box - backtracking OK - I - Pixel Shuffle - Simulação OK - J - Consecutive ones - backtracking