static void preCompute ( ) {
  Arrays . fill ( ans , 1 ) ;
  for ( int i = 2 ;
  i <= 100000 / 2 ;
  i ++ ) {
    for ( int j = 2 * i ;
    j <= 100000 ;
    j += i ) {
      ans [ j ] = ( ans [ j ] * i ) % mod ;
    }
  }
  for ( int i = 1 ;
  i < 100002 ;
  ++ i ) {
    pref [ i ] = pref [ i - 1 ] + ans [ i ] ;
    pref [ i ] %= mod ;
  }
}

static void preCompute ( ) { Arrays . fill ( ans , 1 ) ; for ( int i = 2 ; i <= 100000 / 2 ; i ++ ) { for ( int j = 2 * i ; j <= 100000 ; j += i ) { ans [ j ] = ( ans [ j ] * i ) % mod ; } } for ( int i = 1 ; i < 100002 ; ++ i ) { pref [ i ] = pref [ i - 1 ] + ans [ i ] ; pref [ i ] %= mod ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters) body: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (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: (binary_expression left: (decimal_integer_literal) right: (decimal_integer_literal))) update: (update_expression (identifier)) body: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (decimal_integer_literal) right: (identifier)))) condition: (binary_expression left: (identifier) right: (decimal_integer_literal)) update: (assignment_expression left: (identifier) right: (identifier)) body: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (binary_expression left: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (identifier))) right: (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: (decimal_integer_literal)) update: (update_expression (identifier)) body: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (binary_expression left: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (array_access array: (identifier) index: (identifier))))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (identifier)))))))