#include<stdio.h>
#include<conio.h>
void main()
{
int n,giaithua=1,j,k,i;
printf("\n enter value n =");
scanf("%d",&n);
for(i=1;i<=n;i++)
{
giaithua=giaithua*i;
printf("\n factorial of %d la %d",i,giaithua);
if (giaithua % 5==0)
{
printf("\n %d! chia het cho 5",i);
for(j=1;j<=i;j++)
{
printf("\n");
for (k=1;k<=j;k++)
printf("*");
}
}
}
getch();
}
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