C program to compute exponential series with nested for stattement

#include math.h

int main()

{

float x,e=0.0;

int i,j,f=1;

printf("Enter the value of x");

scanf("%f",&x);

for(i=0;i< 7;i++)

{

for(j=i;j>1;j--)

{

f=f*j;

}

e+=pow(x,i)/f;

f=1;

}

printf("%f",e);

getch();

}