基础编程题目集 6-2 多项式求值 (15分)

#include <stdio.h>
#define MAXN 10
double f(int n, double a[], double x);
int main()
{
    int n, i;
    double a[MAXN], x;
    scanf("%d %lf", &n, &x);
    for (i = 0; i <= n; i++)
        scanf(“% lf”, &a[i]);
    printf("%.1f\n", f(n, a, x));
    return 0;
}
double f(int n, double a[], double x)
{
    int i;
         double m = 1;
        double sum = a[0];
         for (i = 1; i <= n; i++)
    {
                 m *= x;
                sum += a[i] * m;
    }
           return sum;
}