/*#include <stdio.h>
#include <stdlib.h>
int main()
{
printf("Hello world!\n");
return 0;
}*/
/*#include <stdio.h>
int main()
{int a,d;
int scanf("%d",&a);
printf("%d".a);
return 0;
}/*
#include <stdio.h>
int main()
{int a,b;
scanf ("%d %d",&a, &b);
printf ("%d",a>=b);
return 0;
}*/
/*#include <stdio.h>
int main ()
{int a,b;
scanf ("%d %d",&a, &b);
printf ("%d",a==b);
return 0;
}*/
/*#include <stdio.h>
int main()
{int a,b;
scanf ("%d %d",&a, &b);
printf ("%d",a!=b);
return 0;
}
*/