Compilare: user.cpp: In function ‘int main()’: user.cpp:259:27: warning: variable ‘s’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:281:23: warning: variable ‘s’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:292:17: warning: variable ‘x’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:292:20: warning: variable ‘y’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:292:23: warning: variable ‘s’ set but not used [-Wunused-but-set-variable] int x, y, s; ^ user.cpp:299:17: warning: variable ‘x’ set but not used [-Wunused-but-set-variable] int x, y; ^ user.cpp:299:20: warning: variable ‘y’ set but not used [-Wunused-but-set-variable] int x, y; ^ user.cpp:338:17: warning: variable ‘delta’ set but not used [-Wunused-but-set-variable] int delta, n, m; ^ user.cpp:230:37: 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:231:39: 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:320:37: 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:193:39: warning: ‘gama’ may be used uninitialized in this function [-Wmaybe-uninitialized] ans+=actual[cate21][beta][gama]; ^ user.cpp:193:33: warning: ‘beta’ may be used uninitialized in this function [-Wmaybe-uninitialized] ans+=actual[cate21][beta][gama]; ^ user.cpp: In function ‘int main()’: user.cpp:438:54: warning: ‘beta’ may be used uninitialized in this function [-Wmaybe-uninitialized] int valoare = actual[cate21][beta][alfa]; ^ user.cpp:375:55: warning: ‘beta’ may be used uninitialized in this function [-Wmaybe-uninitialized] int valoare = actual[cate2][alfa][beta]; ^