Compilare: main.cpp: In function 'unsigned int upper_bound(int)': main.cpp:15:30: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 15 | if((poz|i) < n && v[poz|i] <= x) | ~~~~~~~~~^~~~ main.cpp: In function 'unsigned int lower_bound(int)': main.cpp:27:30: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 27 | if((poz|i) < n && v[poz|i] < x) | ~~~~~~~~~^~~ main.cpp: In function 'int main()': main.cpp:33:17: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 33 | for(int i=0; i < n; i++) | ~~^~~