Compilare: main.cpp: In function 'void Ciur(int)': main.cpp:21:43: warning: comparison of integer expressions of different signedness: 'long long unsigned int' and 'int' [-Wsign-compare] 21 | for(unsigned long long int i = 3; i*i <= nr; i+=2) | ~~~~^~~~~ main.cpp:25:55: warning: comparison of integer expressions of different signedness: 'long long unsigned int' and 'int' [-Wsign-compare] 25 | for(unsigned long long int j = i*i ; j<= nr; j+=i) | ~^~~~~ main.cpp: In function 'int main()': main.cpp:77:22: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 77 | for(int i = 1; i <= t; i++) | ~~^~~~