//输入已经能保证不越界,直接调用类库的方法吧
import java.util.Scanner;
/**
* @ClassName Main
* @Description TODO
* @Author Wlison
* @Date 2020/3/11 9:38
* @Version 1.0
**/
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while (sc.hasNext()) {
int a = sc.nextInt();
int b = sc.nextInt();
int d = sc.nextInt();
System.out.println(Integer.toString(a+b,d));
}
}
} import java.util.Scanner;
public class Main{
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
int a = scan.nextInt() + scan.nextInt();
int b = scan.nextInt();
String s = "";
do{
s += a % b;
a /= b;
}while(a != 0);
for (int i = s.length() - 1; i >= 0; i--) {
System.out.print(s.charAt(i));
}
}
}
import java.util.Scanner;
public class Main{
public static void main(String[] args) {
Scanner in=new Scanner(System.in);
while(in.hasNext()) {
long a=in.nextLong();
long b=in.nextLong();
long c=a+b;
int d=in.nextInt();
String s="";
do {
s+=c%d;
c/=d;
}while(c>0);
for(int i=s.length()-1;i>=0;i--) {
System.out.print(s.charAt(i));
}
}
}
}
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int a=in.nextInt(),b=in.nextInt(),d=in.nextInt();
print(a+b, d);
}
public static void print(int n,int d) {
String str="";
for (int i = n; i > 0 ; i/=d)
str=(i%d)+str;
System.out.println(str);
}
}
import java.math.*;
import java.util.*;
public class Main { public static void main(String[] args) { Scanner input = new Scanner(System.in); int a = input.nextInt(); int b = input.nextInt(); int limit = input.nextInt(); System.out.println(Integer.toString(a+b,limit)); } }
import java.math.BigInteger;
import java.util.Scanner;
public class Main{
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner sc = new Scanner(System.in);
BigInteger A = new BigInteger(sc.nextInt()+"");
BigInteger B = new BigInteger(sc.nextInt()+"");
BigInteger D = new BigInteger(sc.nextInt()+"");
A = A.add(B);
StringBuilder r = new StringBuilder();
while(A.divide(D) != BigInteger.ZERO){
r.append(A.remainder(D));
A = A.divide(D);
}
r.append(A.remainder(D));
r = r.reverse();
System.out.println(r.toString());
}
}