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| Current File : /var/www/html/venkat/check3/file/cg2013/IEC2015035_1.c |
#include <stdio.h>
int main()
{
int i,j,n,a;
scanf("%d", &n);
for(i=1;i<=n;i++)
{
a=n%10;
if(a==0)
break;
for(j=1;j<=9;j++)
{
if(a%i==0);
break;
n=n/10;
}
printf("%d", a);
return 0;
}
}