Random JavaScript

foo

var countries = [ "A", "B", "C", "D", "E", "F", "G", "H", "I" ]
var grouped = [];

var count = countries.length;
var columns = 4;
var rows = Math.floor(count/columns);

countries.map(function(c,i,a){
	return { key: i%rows, value: c };
}).forEach(function(kvp) {
	grouped[kvp.key] = grouped[kvp.key] || [];
	grouped[kvp.key].push(kvp.value);
});

var result = grouped.reduce(function(prev, curr, index, arr){
	return prev.concat(curr);
}, []);

var counter = 1;
var bestFitColumns = 
result.forEach(function(i) {
  

  console.log('%s ', i);
  if(counter%columns === 0) {
  	//console.log('\n');
  }  
  counter++;
})