Compilare: main.cpp: In function 'void add(unsigned int, unsigned int)': main.cpp:11:25: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 11 | for (int i = poz; i <= n; i += (i & (-i))) | ~~^~~~ main.cpp: In function 'int main()': main.cpp:73:23: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 73 | for (int i = 1; i <= n; i++) | ~~^~~~ main.cpp:71:9: warning: unused variable 'start' [-Wunused-variable] 71 | int start = 1; | ^~~~~