Compilare: user.cpp: In function ‘int main()’: user.cpp:37:21: warning: unused variable ‘re’ [-Wunused-variable] int re = 0; ^ user.cpp:15:36: warning: unused variable ‘curent’ [-Wunused-variable] int Max = 0, ok = 0, Last = 0, curent, pos = 0; ^ user.cpp:12:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("gard5.in", "r", stdin); ^ user.cpp:13:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("gard5.out", "w", stdout); ^ user.cpp:14:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:18:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] if(i <= n)scanf("%d", &a[i]); ^