Compilare: main.cpp: In function 'int main()': main.cpp:20:37: warning: unused variable 'rez' [-Wunused-variable] int x,y,l,jos,dreapta,x1,y1,inc,rez,i,j,arie=0,zid; ^~~ main.cpp:18:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("zona.in","r",stdin); ^ main.cpp:19:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("zona.out","w",stdout); ^ main.cpp:85:13: warning: 'inc' may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<l-inc<<endl<<arie; ^~~