Compilare: user.cpp: In function ‘long long int Rezolva(long long int)’: user.cpp:8:38: warning: unused variable ‘k1’ [-Wunused-variable] long long int i, rad = sqrt(n), R=0, k1, k2; ^ user.cpp:8:42: warning: unused variable ‘k2’ [-Wunused-variable] long long int i, rad = sqrt(n), R=0, k1, k2; ^ user.cpp: In function ‘int main()’: user.cpp:20:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lld\n",&T); ^ user.cpp:22:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lld\n",&N); ^