<s>
Google	B-Application
OR-Tools	B-Application
is	O
a	O
free	B-License
and	I-License
open-source	I-License
software	I-License
suite	B-Application
developed	O
by	O
Google	B-Application
for	O
solving	O
linear	B-Algorithm
programming	I-Algorithm
(	O
LP	O
)	O
,	O
mixed	O
integer	O
programming	O
(	O
MIP	O
)	O
,	O
constraint	B-Application
programming	I-Application
(	O
CP	O
)	O
,	O
vehicle	B-Algorithm
routing	I-Algorithm
(	O
VRP	O
)	O
,	O
and	O
related	O
optimization	O
problems	O
.	O
</s>
<s>
OR-Tools	B-Application
is	O
a	O
set	O
of	O
components	O
written	O
in	O
C++	B-Language
but	O
provides	O
wrappers	O
for	O
Java	B-Language
,	O
.NET	B-Application
and	O
Python	B-Language
.	O
</s>
<s>
It	O
is	O
distributed	O
under	O
the	O
Apache	B-Application
License	I-Application
2.0	I-Application
.	O
</s>
<s>
OR-Tools	B-Application
was	O
created	O
by	O
Laurent	O
Perron	O
in	O
2011	O
.	O
</s>
<s>
In	O
2014	O
,	O
Google	B-Application
's	I-Application
open	O
source	O
linear	B-Algorithm
programming	I-Algorithm
solver	O
,	O
GLOP	B-Algorithm
,	O
was	O
released	O
as	O
part	O
of	O
OR-Tools	B-Application
.	O
</s>
<s>
The	O
CP-SAT	O
solver	O
bundled	O
with	O
OR-Tools	B-Application
won	O
a	O
total	O
of	O
eleven	O
gold	O
medals	O
between	O
2018	O
and	O
2020	O
in	O
the	O
MiniZinc	O
Challenge	O
,	O
an	O
international	O
constraint	B-Application
programming	I-Application
competition	O
.	O
</s>
<s>
The	O
OR-Tools	B-Application
supports	O
a	O
variety	O
of	O
programming	O
languages	O
,	O
including	O
:	O
</s>
<s>
OR-Tools	B-Application
supports	O
a	O
wide	O
range	O
of	O
problem	O
types	O
,	O
among	O
them	O
:	O
</s>
<s>
It	O
supports	O
the	O
FlatZinc	O
modeling	B-Application
language	I-Application
.	O
</s>
