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Artifact [5877a44d10]
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Artifact 5877a44d106f49da7bec6f7d3f1ff051defe8464:


assert 'ab' === 'a'+"b";
assert 'a123' === 'a' + 123;
assert 123 === 123 + 'a';
assert '123' === '1' + 2 + 3;
assert 123 === +'1' + 122;
assert 'def' === 'd'+<<<X e X+"f";
assert 1 === 'a'.#;
assert '☺☺'.# === 2;
assert catch {'a'.# = 1 /*cannot assign*/};