From ce6f87441ab2343f7730139f20d25b41e9dd6080 Mon Sep 17 00:00:00 2001 From: Oskar Date: Wed, 16 Oct 2024 22:50:50 +0200 Subject: some exercises added here that aren't done, will do later --- 9p32.cpp | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 9p32.cpp (limited to '9p32.cpp') diff --git a/9p32.cpp b/9p32.cpp new file mode 100644 index 0000000..06ea9f1 --- /dev/null +++ b/9p32.cpp @@ -0,0 +1,31 @@ +#include +#include + +/* + * + * 9.32 + * + * Seems very much illegal, at least when using g++. But when compiling with clang++ it seems like it just works... What? + * + * After breaking out gdb and debugging both the clang++ and g++ program it seems like both compilers do different things + * g++ increments the iterator, clang++ (maybe does?) does not increment the iterator. + */ + +int main () { + + std::vector vi = {0,1,2,3,4,5,6,7,8,9}; + auto iter = vi.begin(); + while (iter != vi.end()) { + if (*iter % 2) { + iter = vi.insert(iter, *iter++); + iter += 2; + } else + iter = vi.erase(iter); + } + + for(auto &a : vi) { + std::cout << a << std::endl; + } + + return 0; +} -- cgit v1.2.3