#include <stdio.h>
#include <ctype.h>
#include <string.h>

int main() {
   FILE * in = fopen("input.txt", "r");
    FILE * out = fopen("output.txt", "w");

   if(in == NULL) {
       printf("Fajlot ne postoi\n");
       return 0;
   }
    int a, b;
   fscanf(in, "%d%d", &a, &b);
   
   fprintf(out, "%d %d\n", a, b);
    return 0;
}