#include<stdio.h>
int main()
{
int a[4],n,i=0,b,d;
scanf("%d",&n);
while(n){
a[i]=n%10;
i++;
n=n/10;
}
if(n==0||i!=4){
for(int t=i;t<4;t++){
a[t]=0;
}
}
for(int i=0;i<4;i++){
a[i]=(a[i]+9)%10;
}
b=a[1];
d=a[3];
a[3]=b;
a[1]=d;
b=a[0];
d=a[2];
a[0]=d;
a[2]=b;
printf(“The encrypted number is %d%d%d%d”,a[3],a[2],a[1],a[0]);
return 0;
}