Compilare: user.cpp: In function ‘int main()’: user.cpp:17:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( f, "%d", &N ); ^ user.cpp:19:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( f, "%d", &v[i] ); ^ user.cpp:15:62: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] int N, caz1 = inf, caz2 = inf, caz3 = inf, maxim = -inf, poz; ^