python
import vex
def main():
compiler = vex.VexCompiler()
compiler.set_option("optimize", 1)
compiler.set_option("target", vex.VEX_TARGET_CPU)
code = """
vector v = set(3.0, 4.0);
float length = length(v);
"""
compiler.compile(code)
result = compiler.get_result()
print(result)
if __name__ == "__main__":
main()
