why i’m getting this strange result in swift for double values
let x = 1000000000000000000000.0;
let y = 1000000000000000000001.0;
print(x-y);    //0      but should be -1
print(y-x);    //0      but should be 1
print(x==y);  //true    but should be false
i’m using swift 3
