Add examples/print-next.rs

Author: dhardy

examples/print-next.rs

@@ -0,0 +1,7 @@
+use rand::{rngs::OsRng, RngCore, TryRngCore};
+
+fn main() {
+    let mut rng = TryRngCore::unwrap_err(OsRng);
+    println!("Next u32: {0:>#18X} = {0:>20}", rng.next_u32());
+    println!("Next u64: {0:>#18X} = {0:>20}", rng.next_u64());
+}