Usage for hash tag: c-programming

...<stdio.h> int main() { int a, b; scanf(" %d %d ", &a, &b); int ans = 1; for (int i = 0; i < b; i++) { ans = ans * a % 10; } printf(" %d ", ans); return 0; } ``` **Hashtags:** * #c-programming * #Math-problems * #Recursion * #exponentiation *...