Compilare: user.cpp: In function ‘int main()’: user.cpp:11:13: warning: unused variable ‘nr1’ [-Wunused-variable] int n,i,nr1,nr2,s=0,max=0,poz,poz2,max2; ^ user.cpp:11:17: warning: unused variable ‘nr2’ [-Wunused-variable] int n,i,nr1,nr2,s=0,max=0,poz,poz2,max2; ^ user.cpp:11:21: warning: unused variable ‘s’ [-Wunused-variable] int n,i,nr1,nr2,s=0,max=0,poz,poz2,max2; ^ user.cpp:9:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secv7.in","r",stdin); ^ user.cpp:10:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secv7.out","w",stdout); ^ user.cpp:12:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:14:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&v[i]); ^ user.cpp:47:42: warning: ‘poz2’ may be used uninitialized in this function [-Wmaybe-uninitialized] printf("%d\n%d %d",max2,poz2,poz2+1); ^ user.cpp:38:34: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(st[i-1]+v[i]+dr[i+1]<max2 && i!=poz) ^