Program to find sum of series “1+ 1/3! + 1/5! + 1/7! + ……………+ 1/n! “.
source code:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | #include #include #include #include using namespace std; int main() { int num,i=1; double fact=1,sum=0; cout<<"Enter number : "< cin>>num;cout< while(i<=num) { if(i>1) fact=fact*(i-1)*i; sum=sum+(1/fact); i=i+2; } cout<<"Sum is "< getch(); } |