Compilare: main.cpp: In function 'int main()': main.cpp:41:11: warning: unused variable 'j' [-Wunused-variable] int i,j,x,st,dr,mid,ans,ma=0; ^ main.cpp:41:13: warning: unused variable 'x' [-Wunused-variable] int i,j,x,st,dr,mid,ans,ma=0; ^ main.cpp:41:15: warning: unused variable 'st' [-Wunused-variable] int i,j,x,st,dr,mid,ans,ma=0; ^~ main.cpp:41:18: warning: unused variable 'dr' [-Wunused-variable] int i,j,x,st,dr,mid,ans,ma=0; ^~ main.cpp:41:21: warning: unused variable 'mid' [-Wunused-variable] int i,j,x,st,dr,mid,ans,ma=0; ^~~ main.cpp:41:25: warning: unused variable 'ans' [-Wunused-variable] int i,j,x,st,dr,mid,ans,ma=0; ^~~ main.cpp:39:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("galeti.in","r",stdin); ^ main.cpp:40:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("galeti.out","w",stdout); ^ main.cpp:42:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ main.cpp:44:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&q[i]); ^ main.cpp:47:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&v[i]); ^ main.cpp: In function 'int cautarebinara(int, int)': main.cpp:35:12: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized] return ans; ^~~