include stdio include stdlib define EPS 1e-5 int main int argc char ar

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#include <stdio.h>
#include <stdlib.h>
#define EPS 1e-5
int main(int argc, char *argv[])
{
unsigned int k=1;
double x,a,s;
printf("vvedite x=");
scanf("%lf",&x);
a=-x/1;
s=a;
while( a>EPS || a<-EPS)
{
k++;
a*=-x/k;
s+=a;
}
printf("%lf\n", s);
system("PAUSE");
return 0;
}