Problem	prefixsums
User	idayuan
Submission Time	2025-06-16 23:06:35
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prefixsums.cpp: In function ‘int main()’:
prefixsums.cpp:20:58: error: no matching function for call to ‘accumulate(__gnu_cxx::__normal_iterator<int*, std::vector<int> >, __gnu_cxx::__normal_iterator<int*, std::vector<int> >)’
20 | cout << accumulate(val.begin() + s - 1, val.begin() + e) << endl;
| ^
In file included from /usr/include/c++/9/numeric:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:84,
from prefixsums.cpp:1:
/usr/include/c++/9/bits/stl_numeric.h:132:5: note: candidate: ‘template<class _InputIterator, class _Tp> _Tp std::accumulate(_InputIterator, _InputIterator, _Tp)’
132 | accumulate(_InputIterator __first, _InputIterator __last, _Tp __init)
| ^~~~~~~~~~
/usr/include/c++/9/bits/stl_numeric.h:132:5: note: template argument deduction/substitution failed:
prefixsums.cpp:2