1 семестр / lab5

#include <stdio.h>
#include <math.h>
int main()
{
double sum,d,s,dcor,scor,cor,dif,arg;
int count,a,b,n=1,N;
for(N=20000000;N<=200000000;N+=20000000){
sum=0.0;d=0.0;s=0.0;dcor=0.0;scor=0.0;cor=0.0;dif=0.0;n=1;
for(count=0;count<=N;count++){
sum+=d;
dcor=d-cor;
scor=s+dcor;
cor=(scor-s)-dcor;
s=scor;
d=sqrt((((double)(1.0+2.0*n))/(3.0+n)));
n++;
}
dif=sum-s;
printf("%9d%18.4lf%18.4lf%10.4lf\n",N,sum,s,dif);
}
}