public static void main ( String [ ] args ) {
  Scanner in = new Scanner ( System . in ) ;
  int N = in . nextInt ( ) ;
  int D = in . nextInt ( ) ;
  int E = 5 * in . nextInt ( ) ;
  int min = N ;
  for ( int e = 0 ;
  e <= N ;
  e += E ) {
    min = Math . min ( min , ( N - e ) % D ) ;
  }
  System . out . println ( min ) ;
}

public static void main ( String [ ] args ) { Scanner in = new Scanner ( System . in ) ; int N = in . nextInt ( ) ; int D = in . nextInt ( ) ; int E = 5 * in . nextInt ( ) ; int min = N ; for ( int e = 0 ; e <= N ; e += E ) { min = Math . min ( min , ( N - e ) % D ) ; } System . out . println ( min ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (decimal_integer_literal) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (identifier))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (assignment_expression left: (identifier) right: (identifier)) body: (block (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) right: (identifier)))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))