Compilare: user.cpp: In function ‘int main()’: user.cpp:11:12: warning: unused variable ‘x’ [-Wunused-variable] int n, x, i, j; ^ user.cpp:12:38: warning: unused variable ‘ok’ [-Wunused-variable] int max1 = 0, max2 = 0, len = 0, ok = 0; ^ user.cpp:9:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("maxsecv.in", "r", stdin); ^ user.cpp:10:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("maxsecv.out", "w", stdout); ^ user.cpp:13:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:15:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &v[i]); ^ user.cpp:32:14: warning: ‘j’ may be used uninitialized in this function [-Wmaybe-uninitialized] while(v[i] == 1) ^