parameters: (self, next_screen)
docstring: When a new game start we add initial game screen to the memory
          @param next_screen: 84 x 84 np.uint8 matrix
docstring_summary: When a new game start we add initial game screen to the memory
docstring_tokens: When a new game start we add initial game screen to the memory
function: def add_first(self, next_screen):
          """
          When a new game start we add initial game screen to the memory
          @param next_screen: 84 x 84 np.uint8 matrix
          """
          self.screens[(self.count + 1) % self.size] = next_screen
          self.time[(self.count + 1) % self.size] = 0
          self.count += 1
function_tokens: def add_first ( self , next_screen ) : self . screens [ ( self . count + 1 ) % self . size ] = next_screen self . time [ ( self . count + 1 ) % self . size ] = 0 self . count += 1