var array = [];
for (var i = 0; i < 1000000; i++) {
array[i] = Math.floor(Math.random() * 1000);
}
let soma = 0;
for (var i = 0; i < array.length; i++) {
soma += array[i];
}
let soma = 0;
for (var n of array) {
soma += n;
}
let soma = array.reduce((a, b) => a + b);