Ninja Painter Puzzle

TOUGH TASK IS WAITING FOR NINJA!
Ninjas come to a maze and get trapped there,they have to complete a series of missions to get out of the maze,or they are gonna be trapped there for the rest of their life.Good news is that those ninjas are very smart and some of them are good at solving puzzles.So this time,its not just solving puzzles,they are also helping themselves.There are many tasks and each and every one of these tasks is very hard to complete,ninjas have to clear them all to get out.Now help those ninjas to complete the missions!