Compilare: main.cpp: In function 'int main()': main.cpp:55:26: warning: 'r' may be used uninitialized [-Wmaybe-uninitialized] 55 | mid = (l + r) / 2; | ~~~^~~~ main.cpp:53:20: note: 'r' was declared here 53 | int l, r; | ^ main.cpp:55:26: warning: 'l' may be used uninitialized [-Wmaybe-uninitialized] 55 | mid = (l + r) / 2; | ~~~^~~~ main.cpp:53:17: note: 'l' was declared here 53 | int l, r; | ^