--- title: "L1-096 谁管谁叫爹" created: 2025-11-28 tags: - 算法 --- # L1-096 谁管谁叫爹 ## 题目 [L1-096 谁管谁叫爹](https://pintia.cn/problem-sets/994805046380707840/exam/problems/type/7?problemSetProblemId=1649748772841508871&page=0) ![[image-5da1d890.png]] ## 思路分析 ## 代码实现 ```cpp #include using namespace std; #define endl '\n' using ll = long long; using ull = unsigned long long; using PII = pair; using Pll = pair; int dx[4]= {-1,0,1,0},dy[4]= {0,1,0,-1}; const int inf = 0x3f3f3f3f; int main() { ios::sync_with_stdio(0),cin.tie(0),cout.tie(0); int n;cin>>n; while(n--){ ll na,nb;cin>>na>>nb; ll sa=0,sb=0; ll tmpa=na,tmpb=nb; while(tmpa){ sa+=tmpa%10; tmpa/=10; } while(tmpb){ sb+=tmpb%10; tmpb/=10; } if(na%sb==0 && nb%sa!=0) cout<<"A"<nb)?"A":"B")<