--- title: "L1-090 什么是机器学习" created: 2025-11-28 tags: - 算法 --- # L1-090 什么是机器学习 ## 题目 [L1-090 什么是机器学习](https://pintia.cn/problem-sets/994805046380707840/exam/problems/type/7?problemSetProblemId=1649748772841508865&page=0) ![[image-e83875fa.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 a,b;cin>>a>>b; int ans=a+b; cout<