摘要：
[比赛链接](https://codeforces.com/contest/1843) # A ## 代码 ```c++ #include using namespace std; using ll = long long; int a[57]; bool solve() { int n; cin 阅读全文
摘要：
[比赛链接](https://codeforces.com/contest/1844) # A ## 代码 ```c++ #include using namespace std; using ll = long long; bool solve() { int a, b; cin >> a >> 阅读全文
摘要：
[比赛链接](https://codeforces.com/contest/1847) # A ## 代码 ```c++ #include using namespace std; using ll = long long; int a[107]; int f[107]; bool solve() 阅读全文
摘要：
# A ## 代码 ```c++ #include using namespace std; using ll = long long; int p[507]; bool solve() { int n; cin >> n; for (int i = 1;i > p[i]; int pos1 = 0 阅读全文
摘要：
[比赛链接](https://codeforces.com/contest/1846) # A ## 代码 ```c++ #include using namespace std; using ll = long long; bool solve() { int n; cin >> n; int c 阅读全文
摘要：
[比赛链接](https://codeforces.com/contest/1842) # A ## 代码 ```c++ #include using namespace std; using ll = long long; bool solve() { int n, m; cin >> n >> 阅读全文
摘要：
[比赛链接](https://codeforces.com/contest/1836) # A ## 代码 ```c++ #include using namespace std; using ll = long long; int cnt[107]; bool solve() { int n; c 阅读全文
摘要：
[比赛链接](https://codeforces.com/contest/1845) # A ## 代码 ```c++ #include using namespace std; using ll = long long; bool solve() { int n, k, x; cin >> n 阅读全文
摘要：
[比赛链接](https://codeforces.com/contest/1838) # A ## 代码 ```c++ #include using namespace std; using ll = long long; bool solve() { int n; cin >> n; int m 阅读全文
摘要：
[比赛链接](https://codeforces.com/contest/1841) # A ## 代码 ```c++ #include using namespace std; using ll = long long; bool solve() { int n; cin >> n; if (n 阅读全文