This is MetaPost, version 1.999 (TeX Live 2015/Debian) (kpathsea version 6.2.1)  6 JAN 2020 01:21
**scurve.mp
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(/usr/share/texlive/texmf-dist/metapost/base/plain.mp
Preloading the plain mem file, version 1.005) ) (./scurve.mp
Path at line 2, before choices:
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Path at line 2, after choices:
(0,0)..controls (39.7645,0) and (32.2355,72)
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1 output file written: scurve.ps