text: #include <stdio.h>
  
  int main(int argc, char *argv[]) {
    int a = argc % 2 == 0 ? 1 : argc;
    int b = argc % 2 == 0 ? 5 : argc;
    //int b = argc % 2 == 0 ? 5 : 10;
    int c = a/b;
    printf("%d\n", c);
    return 0;
  }
  
  