Puzzle 3Type Conversion
 fn​ ​main​() {
 let​ x : u64 = 4_294_967_296;
 let​ y = x ​as​ u32;
 if​ x == y ​as​ u64 {
  println!(​"x equals y."​);
  } ​else​ {
  println!(​"x does not equal y."​);
  }
 }

Guess the Output

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Try to guess what the output is before moving to the next page.

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The program will display the following output:

 x does not equal y.
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Discussion

Rust’s as keyword is lossy. And when you use it to convert ...

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