UNIQUE VISION Programming Contest 2024 Autumn (AtCoder Beginner Contest 372) - AtCoder A - delete . #include <bits/stdc++.h> using namespace std; #define REP(i,n) for(int i=0;i<n;i++) #define endl '\n' int main() { string n; cin >> n; for(auto c: n) if (c != '.') cout << c; return 0; } B - 3^A m を 3…