u Calculate e

```cpp #include #include using namespace std;

int main() { double sum = 1.0; int n = 1; double m = 1; cout«“n e”«endl«”- ———–”«endl«“0 1”«endl; for(int i = 1; i <= 9; i++) { m *= i; sum += 1.0/m; if (i > 2) cout.setf(ios::fixed); cout«i«” “«setprecision(9)«sum«endl; } return 0; }