Compilare: user.cpp: In function ‘void outputdata()’: user.cpp:303:31: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen(fileout, "w", stdout); ^ user.cpp: In function ‘long int locate(long int*, long int)’: user.cpp:177:9: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] return poz; ^ user.cpp: In function ‘void compute(long int*, long int*, long int*, long int*, long int, long int*)’: user.cpp:289:18: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] addtotree(poz[k], k, narb); ^ user.cpp:284:19: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] addtotree(poz[k], k, narb); ^ user.cpp:268:18: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] addtotree(poz[k], k, narb); ^ user.cpp:263:19: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] addtotree(poz[k], k, narb); ^