#include <cstdio>

int max;

int main()
{
    int s,d;
    
    
    while(scanf("%d%d",&s,&d)!=-1)
    {                             max=-1;
                                  d=-d;
                                  if (4*s+d<0) max=10*s+2*d;
                                  else if(3*s+2*d<0) max=4*d+8*s;
                                  else if(2*s+3*d<0) max=6*(d+s);
                                  else if(s+4*d<0) max=8*d+4*s;
                                  
                                  if (max<0) printf("Dificit\n");
                                  else printf("%d\n",max);
    
   
}
return 0;
}



/*

Dificit为<=0的情况也试过了,一直WA,
无语了,谁能告诉我错在哪儿呢....

*/


                 
                
                         
                              
                              

• if(s+4*d<0) max=8*d+4*s; (40) 07061426 2008-11-13 15:32:27
• Re:wa了N次了...为什么呢..... (27) xiaoyaoxia 2009-02-21 18:21:27