static public void main ( String [ ] args ) {
  int [ ] [ ] m = {
    {
      1 , 2 , 3 , 3 }, {
        4 , 5 , 6 , 6 }, {
          7 , 8 , 9 , 9 }, };
          replacematrix ( m , R , C ) ;
          for ( int i = 0 ;
          i < R ;
          i ++ ) {
            for ( int j = 0 ;
            j < C ;
            j ++ ) System . out . print ( m [ i ] [ j ] + " " ) ;
            System . out . println ( ) ;
          }
        }
        
static public void main ( String [ ] args ) { int [ ] [ ] m = { { 1 , 2 , 3 , 3 } , { 4 , 5 , 6 , 6 } , { 7 , 8 , 9 , 9 } , } ; replacematrix ( m , R , C ) ; for ( int i = 0 ; i < R ; i ++ ) { for ( int j = 0 ; j < C ; j ++ ) System . out . print ( m [ i ] [ j ] + " ▁ " ) ; System . out . println ( ) ; } }
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