Compilare: user.cpp: In function ‘int main()’: user.cpp:16:16: warning: unused variable ‘count’ [-Wunused-variable] int xmax=1,count=1,x1=1,n,x2,i,nr_cur=0; ^ user.cpp:16:24: warning: unused variable ‘x1’ [-Wunused-variable] int xmax=1,count=1,x1=1,n,x2,i,nr_cur=0; ^ user.cpp:16:31: warning: unused variable ‘x2’ [-Wunused-variable] int xmax=1,count=1,x1=1,n,x2,i,nr_cur=0; ^ user.cpp:14:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("invsc.in","r",stdin); ^ user.cpp:15:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("invsc.out","w",stdout); ^ user.cpp:17:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:20:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a[i]); ^