# Back to High School Physics
題目連結 [UVA 10071](https://onlinejudge.org/external/100/10071.pdf)
## 中文簡述
輸入兩個數字`v` `t`,輸出`2*v*t`
## solution:
```
#include <iostream>
using namespace std;
int main()
{
int t, v;
while (cin >> t >> v)
{
cout << 2 * t * v << endl;
}
return 0;
}
```
###### tags: `UVA`
回目錄 [學習筆記](/gIBZqAbWTCis7uOPp149gA)