Yes, it is possible . For example, you can use Python as backend (server), with some exposed HTTP “interface”, then make an Android application that communicates with these Python backend with HTTP request / response.
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Android makes it a bit more complicated to use C++ code, than iOS. You need to use the Android Native Development Kit (NDK), in order to compile the code into a static library . The bindings between the two layers (Android and C++ library) is handled via the Java Native Interface (JNI).
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