Compilare: user.cpp: In function ‘long long int getY(long long int)’: user.cpp:76:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:101:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &T); ^ user.cpp:119:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%lld%lld", &n, &p); ^ user.cpp:254:8: warning: ‘y’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (y%p != n) ^