Series Program- 1/2 - 2/3 + 3/4 - 4/5 + 5/6 - ...... n

Below is C program for Series Program- 1/2 - 2/3 + 3/4 - 4/5 + 5/6 - ...... n

Program:

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/* Series Program-1/2 - 2/3 + 3/4 - 4/5 + 5/6 - ...... n*/ int main() {     double i, n,sum=0;     n=10;     for(i=1;i<=n;i++)     {         if ((int)i%2==1)             sum+=i/(i+1);         else             sum-=i/(i+1);     }     printf("Sum: %lf",sum);     return 0; }