Compilare: user.cpp: In function ‘int main()’: user.cpp:37:9: warning: unused variable ‘aux’ [-Wunused-variable] int aux; ^ user.cpp:40:9: warning: variable ‘p5’ set but not used [-Wunused-but-set-variable] int p5, p2; ^ user.cpp:46:9: warning: unused variable ‘rest2’ [-Wunused-variable] int rest2, rest5; ^ user.cpp:46:16: warning: unused variable ‘rest5’ [-Wunused-variable] int rest2, rest5; ^ user.cpp:31:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n1, &n2); ^ user.cpp:35:47: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &v[n1 + n2 - i + 1]); ^