[简答题]
以下是某C程序段,其功能为计算输入数字的阶乘。请仔细阅读程序并完成要求。
#incllJde
#include
int main( )
int i=0;/*i为计数器*/
int n;
i nt factorial=1; /*保存阶乘的结果*/
puts(" ************************************* ");
puts(" * The program will compute *");
puts(" * the factotial of an integer * ");
puts(" ************************************* ");
puts(" please input the number n: ");
scanf(" % d", &n);
if(n<0)/*判断输入的数是否大于或等于0*/
(
printf(" please input an interger>=0./n");
return 0;
if(n= =0)/* 0的阶乘是1*/
printf(" factorial of 0 is 1./n");
return 0;
)
i=1;
while(i<=n)
factorial=factorial * i;
i++;
printf(" factorial of % d is:%d./n", n, factorial);
geteh( );
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