Compilare: main.cpp: In function 'int main()': main.cpp:50:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("autobuze.in","r",stdin); ^ main.cpp:51:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("autobuze.out","w",stdout); ^ main.cpp: In function 'int cautare(int)': main.cpp:45:12: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] return poz; ^~~ main.cpp: In function 'int main()': main.cpp:25:13: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] v[i].sef=sef_suprem(v[i].sef); ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~ main.cpp:31:23: note: 'poz' was declared here int st=1,dr=n,mij,poz; ^~~