programming-examples/c/Series_Programs/C Program to find sum of series 1 + 12! + 13! + ....... + 1n!..c
2019-11-15 12:59:38 +01:00

29 lines
466 B
C

/* Sum of series - Program to find sum of series 1 + 1/2! + 1/3! + ....... + 1/n! */
#include <stdio.h>
#include <conio.h>
void main()
{
int n ;
float i, f=1, s=0 ;
clrscr() ;
printf("Enter n: ") ;
scanf("%d", &n) ;
for(i=1 ; i<=n ; i++)
{
f=f*i ;
s=s+1/f ;
}
printf("Sum of the required series is %f", s) ;
getch() ;
}
/*
Output :
Enter n: 3
Sum of the required series is 1.666667
*/