Help!

Question

function a(x) }
var r=";
for (var i = x.length - 1; i >=0; i--) {
r += [i];
}
return r;
}
function b(x) {
var r=x.[x.length-1];
for (var i = 0; x < x.length - 1; i++) {
r += x[i];
}
return r;
}

a(b(b(b('.redmoc'))) + a(a(a(a('noY-SS')))) + b(b('pihsnrT@')) + a(b('reatinteg')))

Answer 1

What do you need help with?

Answer 2

It is an application I need a solution.