#软件开发2023笔面经#随便投的一个公司,发现居然也要在牛客上笔试A. cf原题https://codeforces.com/contest/1802/problem/B #include<bits/stdc++.h> int A[100005]; void solve() { int n; std::cin >> n; for (int i = 1; i <= n; i++) { std::cin >> A[i]; } int x = 0, y = 0, unknown = 0, pre = 0, ans = 0; ...