小明跑步与数学竞赛成绩计算C++代码实现

```cpp #include <iostream> using namespace std; int main() { int x, y; cin >> x >> y; cout << 5 * x + 2 * y; return 0; } ``` ```cpp #include <iostream> using namespace std; int main() { int a, b, c; cin >> a >> b >> c; cout << max(a, max(b, c)); return 0; } ``` ######[AI问答 | 115点数解答 | 2026-03-18 12:04:45]