public static void main ( String [ ] args ) {
  Scanner sc = new Scanner ( System . in ) ;
  int N = sc . nextInt ( ) ;
  sc . nextLine ( ) ;
  String line = sc . nextLine ( ) ;
  int M = sc . nextInt ( ) ;
  String [ ] lineArray = line . split ( " " , 0 ) ;
  int [ ] T = new int [ N ] ;
  int [ ] P = new int [ M ] ;
  int [ ] X = new int [ M ] ;
  for ( int i = 0 ;
  i < N ;
  i ++ ) {
    T [ i ] = Integer . parseInt ( lineArray [ i ] ) ;
  }
  for ( int i = 0 ;
  i < M ;
  i ++ ) {
    P [ i ] = sc . nextInt ( ) ;
    X [ i ] = sc . nextInt ( ) ;
  }
  for ( int i = 0 ;
  i < M ;
  i ++ ) {
    int sum = 0 ;
    for ( int j = 0 ;
    j < N ;
    j ++ ) {
      if ( P [ i ] - 1 == j ) {
        sum += X [ i ] ;
      }
      else {
        sum += T [ j ] ;
      }
    }
    System . out . println ( sum ) ;
  }
}

public static void main ( String [ ] args ) { Scanner sc = new Scanner ( System . in ) ; int N = sc . nextInt ( ) ; sc . nextLine ( ) ; String line = sc . nextLine ( ) ; int M = sc . nextInt ( ) ; String [ ] lineArray = line . split ( " ▁ " , 0 ) ; int [ ] T = new int [ N ] ; int [ ] P = new int [ M ] ; int [ ] X = new int [ M ] ; for ( int i = 0 ; i < N ; i ++ ) { T [ i ] = Integer . parseInt ( lineArray [ i ] ) ; } for ( int i = 0 ; i < M ; i ++ ) { P [ i ] = sc . nextInt ( ) ; X [ i ] = sc . nextInt ( ) ; } for ( int i = 0 ; i < M ; i ++ ) { int sum = 0 ; for ( int j = 0 ; j < N ; j ++ ) { if ( P [ i ] - 1 == j ) { sum += X [ i ] ; } else { sum += T [ j ] ; } } System . out . println ( sum ) ; } }
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