/******************************************************************************
 
Welcome to GDB Online.
GDB online is an online compiler and debugger tool for C/C++.
Code, Compile, Run and Debug online from anywhere in world.
 
*******************************************************************************/
#include <stdio.h>
 
int main()
{    int x;
    scanf("%d",&x);
    int a=x%10;
    a=1000*a;
    int b=x%10;
    b=100*b;
    int c=x%10;
    c=10*c;
    int d =x%10;
    printf ("%d",a+b+c+d);
 
    return 0;
}

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45