public static void main ( String [ ] args ) {
  Scanner sc = new Scanner ( System . in ) ;
  int H = sc . nextInt ( ) ;
  int W = sc . nextInt ( ) ;
  int [ ] [ ] a = new int [ H ] [ W ] ;
  for ( int i = 0 ;
  i < H ;
  i ++ ) {
    for ( int j = 0 ;
    j < W ;
    j ++ ) {
      a [ i ] [ j ] = sc . nextInt ( ) ;
    }
  }
  int cnt = 0 ;
  List < Point > from = new ArrayList < > ( ) ;
  List < Point > to = new ArrayList < > ( ) ;
  for ( int i = 0 ;
  i < H - 1 ;
  i ++ ) {
    for ( int j = 0 ;
    j < W ;
    j ++ ) {
      if ( a [ i ] [ j ] % 2 != 0 ) {
        a [ i ] [ j ] -= 1 ;
        a [ i + 1 ] [ j ] += 1 ;
        cnt ++ ;
        from . add ( new Point ( i + 1 , j + 1 ) ) ;
        to . add ( new Point ( i + 2 , j + 1 ) ) ;
      }
    }
  }
  for ( int j = 0 ;
  j < W - 1 ;
  j ++ ) {
    if ( a [ H - 1 ] [ j ] % 2 != 0 ) {
      a [ H - 1 ] [ j ] -= 1 ;
      a [ H - 1 ] [ j + 1 ] += 1 ;
      cnt ++ ;
      from . add ( new Point ( H , j + 1 ) ) ;
      to . add ( new Point ( H , j + 2 ) ) ;
    }
  }
  out . println ( cnt ) ;
  for ( int i = 0 ;
  i < from . size ( ) ;
  i ++ ) {
    Point f = from . get ( i ) ;
    Point t = to . get ( i ) ;
    out . println ( f . x + " " + f . y + " " + t . x + " " + t . y ) ;
  }
}

public static void main ( String [ ] args ) { Scanner sc = new Scanner ( System . in ) ; int H = sc . nextInt ( ) ; int W = sc . nextInt ( ) ; int [ ] [ ] a = new int [ H ] [ W ] ; for ( int i = 0 ; i < H ; i ++ ) { for ( int j = 0 ; j < W ; j ++ ) { a [ i ] [ j ] = sc . nextInt ( ) ; } } int cnt = 0 ; List < Point > from = new ArrayList < > ( ) ; List < Point > to = new ArrayList < > ( ) ; for ( int i = 0 ; i < H - 1 ; i ++ ) { for ( int j = 0 ; j < W ; j ++ ) { if ( a [ i ] [ j ] % 2 != 0 ) { a [ i ] [ j ] -= 1 ; a [ i + 1 ] [ j ] += 1 ; cnt ++ ; from . add ( new Point ( i + 1 , j + 1 ) ) ; to . add ( new Point ( i + 2 , j + 1 ) ) ; } } } for ( int j = 0 ; j < W - 1 ; j ++ ) { if ( a [ H - 1 ] [ j ] % 2 != 0 ) { a [ H - 1 ] [ j ] -= 1 ; a [ H - 1 ] [ j + 1 ] += 1 ; cnt ++ ; from . add ( new Point ( H , j + 1 ) ) ; to . add ( new Point ( H , j + 2 ) ) ; } } out . println ( cnt ) ; for ( int i = 0 ; i < from . size ( ) ; i ++ ) { Point f = from . get ( i ) ; Point t = to . get ( i ) ; out . println ( f . x + " ▁ " + f . y + " ▁ " + t . x + " ▁ " + t . y ) ; } }
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