Compilare: main.cpp: In function 'int main()': main.cpp:12:18: warning: unused variable 'l' [-Wunused-variable] int i,j,vmax,l,va,ans,n,s,ind,q,k,val; ^ main.cpp:12:35: warning: unused variable 'q' [-Wunused-variable] int i,j,vmax,l,va,ans,n,s,ind,q,k,val; ^ main.cpp:14:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("monezi.in","r",stdin); ^ main.cpp:15:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("monezi.out","w",stdout); ^ main.cpp:16:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&s); ^ main.cpp:18:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&v[i]); ^ main.cpp:27:10: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized] ans--; ^