Question

求解一个C语言编程题，题目如下图

Answer 1

#include<stdio.h>

int main() {

  int n;

  double x, s = 1, t = 1;

  scanf("%d %lf", &n, &x);

  for (int i = 1; i <= n; i++) {

    t = t * x / i;

    s += t;

  }

  printf("%f\n",s);

  return 0;

}