Compilare: user.cpp: In function ‘void calcul()’: user.cpp:66:53: warning: variable ‘lim’ set but not used [-Wunused-but-set-variable] int i, j = 0, nrd = n / d, st, dr, rez, valrez, lim; ^ user.cpp: In function ‘void citire()’: user.cpp:29:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &n, &m); ^ user.cpp:31:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &v[i]); ^ user.cpp:34:45: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &q[i].a, &q[i].b); ^ user.cpp: In function ‘void calcul()’: user.cpp:101:26: warning: ‘valrez’ may be used uninitialized in this function [-Wmaybe-uninitialized] r[j] = valrez; ^