C语言之求X的阶乘

Action()
{   


  //写一个函数:求x的阶乘int getFactorial(int n);


long int fac=getFactorial(3);
lr_output_message("fac=%ld",fac);


}


long int getFactorial(long int n){
    long int i=2;
long int fac=1;


if(n==0||n==1){
fac=1;
}


    while(i<=n){
fac=fac * i;
i++;
}
lr_output_message("%ld",fac);
return fac;
}

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转载自blog.csdn.net/qq_24644517/article/details/80795809
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