#include <stdio.h>
  #include <ctype.h>
  #include <malloc.h>
  #define lim 101

int main()
  {

      int i;
      char c,A[lim];



      i = 0;
      while (i < lim-1) {
          c = getchar();
          if (c == EOF)
              break;
          if (c == '\n')
              break;
          if(isdigit(c)){
          c = c -'0';
          c = 9 - c;
          c = c + '0';
          }
          A[i++] = c;
      }
      A[i] = '\0';


      printf("%s", A);

      return 0;
  }