Compilare: user.cpp: In function ‘int main()’: user.cpp:11:25: warning: unused variable ‘len’ [-Wunused-variable] int n,k,i,p,u,a,poz,len,m=-1000000,deltapoz,pozfin; ^ user.cpp:9:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secventa.in","r",stdin); ^ user.cpp:10:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secventa.out","w",stdout); ^ user.cpp:13:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&k); ^ user.cpp:15:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",v+i); ^ user.cpp:34:19: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] deltapoz=poz-i; ^