#include?<stdlib.h>
int?ack(int?m,?int?n);
int?main()
{
int?m,n,h;
printf("put?into?m=");
scanf("%d",&m);
printf("put?into?n=");scanf("%d",&n);
h=ack(?m,?n);
printf("%d",h);
return?0;
}
int?ack(int?m,?int?n)
{
if(m==0)
return?n+1;
if(n==0)
return?ack(m-1,1);
if(m!=0&&n!=0)
return?ack(m-1,ack(m,n-1));
if(m>n)
{
printf("error"); return?0;}
}