Compilare: user.cpp: In function ‘int main()’: user.cpp:10:33: warning: unused variable ‘stop’ [-Wunused-variable] int n, st, dr, i, ok, min, s, stop, start, lmin, poz, drrel, strel, startrel, j; ^ user.cpp:10:57: warning: unused variable ‘drrel’ [-Wunused-variable] int n, st, dr, i, ok, min, s, stop, start, lmin, poz, drrel, strel, startrel, j; ^ user.cpp:10:64: warning: unused variable ‘strel’ [-Wunused-variable] int n, st, dr, i, ok, min, s, stop, start, lmin, poz, drrel, strel, startrel, j; ^ user.cpp:10:71: warning: unused variable ‘startrel’ [-Wunused-variable] int n, st, dr, i, ok, min, s, stop, start, lmin, poz, drrel, strel, startrel, j; ^ user.cpp:11:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ user.cpp:13:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &v[i]); ^ user.cpp:10:14: warning: ‘dr’ may be used uninitialized in this function [-Wmaybe-uninitialized] int n, st, dr, i, ok, min, s, stop, start, lmin, poz, drrel, strel, startrel, j; ^ user.cpp:10:10: warning: ‘st’ may be used uninitialized in this function [-Wmaybe-uninitialized] int n, st, dr, i, ok, min, s, stop, start, lmin, poz, drrel, strel, startrel, j; ^