Owl Get a Life

Compile Error

parallelogrampairs.cpp: In function ‘int main()’:
parallelogrampairs.cpp:21:34: error: variable ‘std::istringstream issA’ has initializer but incomplete type
21 | std::istringstream issA(input);
| ^
parallelogrampairs.cpp:29:34: error: variable ‘std::istringstream issB’ has initializer but incomplete type
29 | std::istringstream issB(input);
| ^