public static void main ( String args [ ] ) {
  Scanner scan = new Scanner ( System . in ) ;
  int t = scan . nextInt ( ) ;
  while ( t -- > 0 ) {
    int n = scan . nextInt ( ) ;
    int m = scan . nextInt ( ) ;
    int [ ] a = new int [ n ] ;
    int [ ] b = new int [ m ] ;
    for ( int i = 0 ;
    i < n ;
    i ++ ) {
      a [ i ] = scan . nextInt ( ) ;
    }
    for ( int i = 0 ;
    i < m ;
    i ++ ) {
      b [ i ] = scan . nextInt ( ) ;
    }
    Arrays . sort ( a ) ;
    int [ ] c = new int [ n ] ;
    for ( int i = 0 ;
    i < n ;
    i ++ ) {
      c [ i ] = a [ n - i - 1 ] ;
    }
    for ( int i = 0 ;
    i < n ;
    i ++ ) {
      a [ i ] = c [ i ] ;
    }
    int q = 0 ;
    long res = 0 ;
    for ( int i = 0 ;
    i < n ;
    i ++ ) {
      int k = b [ a [ i ] - 1 ] ;
      if ( k != q && q < m && b [ q ] < k ) {
        res += b [ q ] ;
        ++ q ;
      }
      else {
        res += k ;
      }
    }
    System . out . println ( res ) ;
  }
}

public static void main ( String args [ ] ) { Scanner scan = new Scanner ( System . in ) ; int t = scan . nextInt ( ) ; while ( t -- > 0 ) { int n = scan . nextInt ( ) ; int m = scan . nextInt ( ) ; int [ ] a = new int [ n ] ; int [ ] b = new int [ m ] ; for ( int i = 0 ; i < n ; i ++ ) { a [ i ] = scan . nextInt ( ) ; } for ( int i = 0 ; i < m ; i ++ ) { b [ i ] = scan . nextInt ( ) ; } Arrays . sort ( a ) ; int [ ] c = new int [ n ] ; for ( int i = 0 ; i < n ; i ++ ) { c [ i ] = a [ n - i - 1 ] ; } for ( int i = 0 ; i < n ; i ++ ) { a [ i ] = c [ i ] ; } int q = 0 ; long res = 0 ; for ( int i = 0 ; i < n ; i ++ ) { int k = b [ a [ i ] - 1 ] ; if ( k != q && q < m && b [ q ] < k ) { res += b [ q ] ; ++ q ; } else { res += k ; } } System . out . println ( res ) ; } }
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(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: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (identifier))))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (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: (update_expression (identifier)) body: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (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: (update_expression (identifier)) body: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (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: (update_expression (identifier)) body: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal))))))) (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: (update_expression (identifier)) body: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (identifier)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (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: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (array_access array: (identifier) index: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (identifier))) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (identifier)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (update_expression (identifier)))) alternative: (block (expression_statement (assignment_expression left: (identifier) right: (identifier))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))))