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- 咸鱼真闲余 2021-12-20 16:07关注
double factorial(double y)
{
double j = 1,i;
for (i = 1; i <= y; i++)
{
j *= i;
}
return j;
}
double test(double x)
{
double i,result = 0;
for (i = 1; i <= x; i++)
{
result += i / factorial(i) ;
}
return result;
}
int main()
{
double result, x = 7;
result = test(x);
printf("%.3lf\n", result);
return 0;
}本回答被题主选为最佳回答 , 对您是否有帮助呢?解决 无用评论 打赏 举报