'use strict';

function inc(a) {

return a + 1;

}

const sum = function (a, b) {

return a + b;

};

const max = (a, b) => (a > b ? a : b);

const avg = (a, b) => {

const s = sum(a, b);

return s / 2;

};

const obj = {

name: 'Marcus Aurelius',

split(sep = ' ') {

return this.name.split(sep);

},

};

class Person {

constructor(name) {

this.name = name;

}

static of(name) {

return new Person(name);

}

split(sep = ' ') {

return this.name.split(sep);

}

}

const person = Person.of('Marcus Aurelius');

console.log('inc(5) =', inc(5));

console.log('sum(1, 3) =', sum(1, 3));

console.log('max(8, 6) =', max(8, 6));

console.log('avg(8, 6) =', avg(8, 6));

console.log('obj.split() =', obj.split());

console.log('person.split() =', person.split());