Compiler output
prog.cpp: In function 'int main()':
prog.cpp:19:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
prog.cpp:28:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
prog.cpp:32:24: warning: array subscript has type 'char' [-Wchar-subscripts]
prog.cpp:10:16: warning: unused variable 'aux' [-Wunused-variable]
prog.cpp:26:21: warning: array subscript is below array bounds [-Warray-bounds]
prog.cpp:27:21: warning: array subscript is below array bounds [-Warray-bounds]
prog.cpp:37:29: warning: array subscript is below array bounds [-Warray-bounds]
