if(1<=A[i]<=2*1e9)
vector<long long int>A; auto it=upper_bound(A.begin(),A.end(),1000000000);
is it overflows? why it is giving wrong answer for me in c++.
if(1<=A[i]<=2*1e9)
vector<long long int>A; auto it=upper_bound(A.begin(),A.end(),1000000000);
is it overflows? why it is giving wrong answer for me in c++.
vectorA; auto it=upper_bound(A.begin(),A.end(),1000000000)-A.begin();
Is the vector
A
sorted?yes