SFML error in VS2015

1>------ Build started: Project: projet game, Configuration: Debug Win32 ------
1>  main.cpp
1>MSVCRTD.lib(exe_winmain.obj) : error LNK2019: unresolved external symbol _WinMain@16 referenced in function "int __cdecl invoke_main(void)" (?invoke_main@@YAHXZ)
1>C:\Users\Cewein\documents\visual studio 2015\Projects\projet game\Debug\projet game.exe : fatal error LNK1120: 1 unresolved externals
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========