let a = 1;
a = 5;
let b = 2;
println a + b;

println a;


{
  let temp = 0;
  {
    let temp = 1;
  }
  {
    let temp = 1;
  }
  {
    let temp = 1;
  }
  {
    let temp = 1;
  }
  {
    let temp = 1;
  }
}

let arr = [1, 2, 3, 4, 5];
print "arr: ";
println arr;
let pivot = 0;
let test = arr[pivot];
println arr.copy();
arr.push(6);
println arr;
println test;