Compilare: user.cpp: In function ‘int main()’: user.cpp:256:27: warning: variable ‘s’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:278:23: warning: variable ‘s’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:289:17: warning: variable ‘x’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:289:20: warning: variable ‘y’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:289:23: warning: variable ‘s’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:296:17: warning: variable ‘x’ set but not used [-Wunused-but-set-variable] int x, y; ^ user.cpp:296:20: warning: variable ‘y’ set but not used [-Wunused-but-set-variable] int x, y; ^ user.cpp:335:17: warning: variable ‘delta’ set but not used [-Wunused-but-set-variable] int delta, n, m; ^ user.cpp:227:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ostrov.in", "r", stdin); ^ user.cpp:228:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ostrov.out", "w", stdout); ^ user.cpp:317:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ostrov.in", "r", stdin); ^ user.cpp: In function ‘int LCA(int, int, int&)’: user.cpp:190:39: warning: ‘gama’ may be used uninitialized in this function [-Wmaybe-uninitialized] ans+=actual[cate21][beta][gama]; ^ user.cpp:190:33: warning: ‘beta’ may be used uninitialized in this function [-Wmaybe-uninitialized] ans+=actual[cate21][beta][gama]; ^ user.cpp: In function ‘int main()’: user.cpp:435:54: warning: ‘beta’ may be used uninitialized in this function [-Wmaybe-uninitialized] int valoare = actual[cate21][beta][alfa]; ^ user.cpp:372:55: warning: ‘beta’ may be used uninitialized in this function [-Wmaybe-uninitialized] int valoare = actual[cate2][alfa][beta]; ^