Problem	prefixsums
User	ansellee
Submission Time	2025-01-07 23:47:01
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prefixsums.cpp: In function ‘int main()’:
prefixsums.cpp:22:53: error: no match for call to ‘(std::ostream {aka std::basic_ostream<char>}) (__gnu_cxx::__alloc_traits<std::allocator<long long unsigned int>, long long unsigned int>::value_type)’
22 | cout (rollingsums[qend] - rollingsums[qst-1]) << "\n";
| ^