Problems from The 2017 ACM-ICPC Vietnam Northern Provincial Programming Contest

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Determinant of the matrix0.00453926773%6.7Harden
Graph representation0.0111922217579%4.5Mediumen
Invariant sets0.001393391538%8.2Harden
Nasa0.01124217424%9.0Harden
Overloaded Ants0.4530879222%8.6Harden
Pairing0.005133626880%3.3Mediumen
Replacement roads0.041405493571%5.9Harden
Schedule the football tournament0.003323351954%7.0Harden
Scheduling events0.0440223117475%4.6Mediumen
Two-person game0.001248873237%8.9Harden
XOR0.0014026116463%5.7Harden