C coding needs to be done

I need a C coding to be done details--- Attachments - Game arena image (.gif) 3 .jpg files - part 1, part 2 and part 3 - these are some work my bro did towards coding. Below are contest details - Construct a fastest 'Grid Navigating Line follower Robot' which is Autonomous in Nature. Outline of the Contest: A Robot should start from the START point and should stop at 'Center of Home' navigating through the black Line and Robot should be fully autonomous Robot. Arena specifications: (see attached image - [login to view URL]) All dimensions are in Inches Black Lines width: 0.75 Inches Maximum ROBOT size : 9 InchesX9Inches Structure of Game : 4 teams will perform the at one time on the game arena. Robot should start moving from START Points , and should stop at the HOME cell. Robot should navigate the diversified Black Line and should reach the HOME Point. Team is not allowed to touch the robot after start point. Robot should complete the whole path in minimum time. Robot should stop at HOME point Game Rules : Game Arena Background would be White in color All Lines are Black in color All dimensions are specified in the Arena image Maximum 12V, Power supply is allowed in the competition. Any team using power supply more than maximum limit will be disqualified immediately. External power supply is not allowed. Each team will have 1 attempts All Matches will be on knock out Basis. Scoring formula: Team should Complete the path in minimum possible time. Minimum time taken team will be declared as winner of the match and will be eligible for next see the attachment