static int pathCount ( int mat [ ] [ ] , int k ) {
  return pathCountRec ( mat , R - 1 , C - 1 , k ) ;
}

static int pathCount ( int mat [ ] [ ] , int k ) { return pathCountRec ( mat , R - 1 , C - 1 , k ) ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (return_statement (method_invocation name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (identifier) right: (decimal_integer_literal)) (binary_expression left: (identifier) right: (decimal_integer_literal)) (identifier))))))