题解 | #计算小球走过的路程和反弹高度#
计算小球走过的路程和反弹高度
https://www.nowcoder.com/practice/ac674f68367149d5ad1f857a379e69c9
#include <iostream>
#include <iomanip>
using namespace std;
int main() {
// 下落的高度和落地的次数
double h;
int n;
cin >> h;
cin >> n;
// write your code here......
double sum = 0;
for (int i = 1; i <= n; i++) {
sum += h;
h /= 2;
sum += h;
}
// printf("%0.1f %0.1f\n", sum - h, h);
cout << fixed << setprecision(1) << sum - h << " " << setprecision(
1) << h << endl;
return 0;
}
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