Use `std::accumulate` in `ShellCorona::_availableScreenRegion`
Consider using std::accumulate algorithm instead of a raw loop. (CWE-398) in shell/shellcorona.cpp:1051
Consider using std::accumulate algorithm instead of a raw loop. (CWE-398) in shell/shellcorona.cpp:1148
Consider using std::find_if algorithm instead of a raw loop. (CWE-398) in shell/shellcorona.cpp:1614