Problem	contestcalc
User	12345
Submission Time	2025-05-24 09:07:31
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

contestcalc.cpp: In function ‘int32_t main()’:
contestcalc.cpp:24:5: error: no match for ‘operator+=’ (operand types are ‘long long int’ and ‘std::_Rb_tree_iterator<std::pair<const std::__cxx11::basic_string<char>, long long int> >’)
24 | t += it;
| ~~^~~~~