python-then-cpp

#/*

import os
import fcntl

out = os.memfd_create("a.out")
fcntl.fcntl(out, fcntl.F_SETFD, 0) # remove FD_CLOEXEC

os.system(f"g++ {__file__} -o /proc/self/fd/{out}")
os.system(f"/proc/self/fd/{out}")

"""
*/

#include <iostream>
#include <set>

int main() {
  std::set<int> s;
  
  s.insert(1);
  s.insert(3);
  s.insert(2);
  
  for (auto i : s) {
    std::cout << i << '\n';
  }

  return 0;
}

//"""

python-then-rust

#[doc = ""] /*

import os
import tempfile

with tempfile.TemporaryDirectory() as dir:
  os.system(f"rustc {__file__} -o {dir}/main")
  os.system(f"{dir}/main")

"""
*/

use std::collections::BTreeSet;

fn main() {
    let mut set = BTreeSet::new();

    set.insert(1);
    set.insert(3);
    set.insert(2);

    for &i in &set {
        println!("{i}");
    }
}

//"""