AN IMPLEMENTATION TO FIND THE SUM OF SERIES=1! + 2! + 3! + 4!_ _ _ _ _ _ _N!

anubala331

/AN IMPLEMENTATION TO FIND THE SUM OF SERIES=1! + 2! + 3! + 4!_ _ _ _ _ _ _N!//

#include<stdio.h>

int main()

{

int fect=1,i,n,sum=0;

printf("ENTER THE NO:\n");

scanf("%d",&n);

for(i=1;i<=n;i++)

{

**fect=fect*i;//if i had entered 3 ...then 1!+2!+3!=1+2+6=9....//..//**

sum=sum+fect;//previous sum is added to new fectorial found..//

if(i!=n)

printf("%d! +",i);

}

printf("%d! =%d\n",n,sum);

return 0;

}

anubala331

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

5 1! +2! +3! +4! +5! =153

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

6 1! +2! +3! +4! +5! +6! =873

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

7 1! +2! +3! +4! +5! +6! +7! =5913

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

8 1! +2! +3! +4! +5! +6! +7! +8! =46233

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

9 1! +2! +3! +4! +5! +6! +7! +8! +9! =409113

[root@localhost]/home/c-asignments/assign5/sumseries#

AN IMPLEMENTATION TO FIND THE SUM OF SERIES=1! + 2! + 3! + 4!_ _ _ _ _ _ _N!

/AN IMPLEMENTATION TO FIND THE SUM OF SERIES=1! + 2! + 3! + 4!_ _ _ _ _ _ _N!//

#include<stdio.h>

int main()

{

int fect=1,i,n,sum=0;

printf("ENTER THE NO:\n");

scanf("%d",&n);

for(i=1;i<=n;i++)

{

fect=fect*i;//if i had entered 3 ...then 1!+2!+3!=1+2+6=9....//..//

sum=sum+fect;//previous sum is added to new fectorial found..//

if(i!=n)

printf("%d! +",i);

}

printf("%d! =%d\n",n,sum);

return 0;

}

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

5

1! +2! +3! +4! +5! =153

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

6

1! +2! +3! +4! +5! +6! =873

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

7

1! +2! +3! +4! +5! +6! +7! =5913

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

8

1! +2! +3! +4! +5! +6! +7! +8! =46233

[root@localhost]/home/c-asignments/assign5/sumseries# ./a.out

ENTER THE NO:

9

1! +2! +3! +4! +5! +6! +7! +8! +9! =409113

[root@localhost]/home/c-asignments/assign5/sumseries#

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**fect=fect*i;//if i had entered 3 ...then 1!+2!+3!=1+2+6=9....//..//**