#include<stdio.h>
void main()
{
int sign=1;
float deno=2.0,sum=1.0,term;
while(deno<=100)
{
sign=-sign;
term=sign/deno;
sum=sum+term;
deno=deno+1;
}
printf("%f\n",sum);
}
#include<stdio.h>
void main()
{
int sign=1;
float deno=2.0,sum=1.0,term;
while(deno<=100)
{
sign=-sign;
term=sign/deno;
sum=sum+term;
deno=deno+1;
}
printf("%f\n",sum);
}