let x = 0;
x = 1;
x = 2;
x = 3;
x = 4;
x = 5;
x = 6;
x = 7;
x = 8;
x = 9;
x = 10;
x = 11;
x = 12;
x = 13;
x = 14;
x = 15;
x = 16;
x = 17;
x = 18;
module.exports = x;