Here is a table that lists some commonly used C++ header files and their corresponding library functions:
| Header File | Library Functions |
|---|---|
| iostream | cin, cout, cerr, clog |
| iomanip | setw, setprecision, setfill |
| fstream | ifstream, ofstream, fstream |
| string | getline, substr, find, replace |
| vector | push_back, pop_back, at, size |
| algorithm | sort, max_element, min_element, binary_search |
| cmath | sqrt, sin, cos, tan |
| ctime | time, localtime, mktime, strftime |
| cstdio | printf, scanf, fopen, fclose |
| cstdlib | rand, srand, malloc, free |
| cstring | strcpy, strcat, strlen, strcmp |
| chrono | system_clock, duration, time_point, now |
| thread | thread, join, detach, yield |
| mutex | mutex, lock, try_lock, unlock |