Changes:
- Jump height control with holding button "A".
- Smoth directional control while jumping.
- Jump height control with holding button "A".
- Smoth directional control while jumping.
Database match: Contra (USA)
Database: No-Intro: Nintendo Entertainment System (v. 20180803-121122)
File SHA-1: C9EA66BB7CB30AD5343F1721B1D4D3219859319B
File CRC32: C50A8304
ROM SHA-1: 979494E7869AC7AB4815FDBD1DC99F893F713FBF
ROM CRC32: F6035030