九度o j1026

 

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>

int main(int argc, char* argv[])
{ 
 int m;
 unsigned int a,b;
 unsigned int sum;
 int s[100];
 int i,k;
 scanf("%d",&m);

 while(m!= 0)
 {
  scanf("%d %d",&a,&b);

  sum = a+b;
  k = 0;
  if(sum == 0)
   printf("0\n");
  else
  {
   while(sum > 0)
   {
    s[k++] = sum % m;
    sum /= m;
   }

   for(i=k-1;i>=0;i--)
    printf("%d",s[i]);
   printf("\n");
  }

  scanf("%d",&m);
 }

 return 0;
}