Compilare: main.cpp: In function 'int main()': main.cpp:82:29: warning: variable 'a' set but not used [-Wunused-but-set-variable] 82 | int i1, j1, i2, j2, a, b, lca, d; | ^ main.cpp:82:32: warning: variable 'b' set but not used [-Wunused-but-set-variable] 82 | int i1, j1, i2, j2, a, b, lca, d; | ^ main.cpp:82:35: warning: variable 'lca' set but not used [-Wunused-but-set-variable] 82 | int i1, j1, i2, j2, a, b, lca, d; | ^~~ main.cpp:88:11: warning: 'd' may be used uninitialized [-Wmaybe-uninitialized] 88 | d /= 2; | ~~^~~~ main.cpp:82:40: note: 'd' was declared here 82 | int i1, j1, i2, j2, a, b, lca, d; | ^