Introduction to Array
chackButton .setOnClickListener( new View . OnClickListener () { @Override public void onClick ( View view ) { int [] number = new int [ 5 ] ; number [ 0 ] = 10 ; number [ 1 ] = 10 ; number [ 2 ] = 10 ; number [ 3 ] = 50 ; number [ 4 ] = 10 ; int len = number . length ; int sum = number [ 0 ]+ number [ 1 ]+ number [ 2 ]+ number [ 3 ]+ number [ 4 ] ; display .append( "" + number [ 3 ]+ " \n arry size = " + len + " \n all jogpol = " + sum ) ; } }) ;
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