一到x之间的阶乘

#include<stdio.h>
 int main()
 {
  int i,x;
  int c=1;
  printf("please enter the value what you want");
  scanf("%d",&x);
  for(i=1;i<=x;i++)
  {
      c=c*i;
      printf("%d!=%d\n",i,c);
  }





     return 0;
 }