Codeforces Round #171 (Div. 2) A. Point on Spiral

#include<iostream>
#include<math.h>
using namespace std;
int ABS(int a)
{
	return a>0?a:-a;
}
int main()
{
	
     int a,b;
	 int flage;
	 int turn;
	 int temp,tempa,tempb;
	 while(cin>>a>>b)
	 {
     tempa=ABS(a);
	 tempb=ABS(b);
	 if(tempa!=0||tempb!=0)
	 {
     
	 if(tempa!=tempb||(a>0&&a+b==0))
	 {
		 temp=tempa>tempb?a:b;
		 if(temp==a)flage=0;
		 else flage=1;
		 if(temp<0)
		 {
			 if(flage==0)
             turn=ABS(temp)*2+ABS(temp)*2-1;
			 else
		     turn=ABS(temp)*2+ABS(temp)*2;
         }
		 else
		 if(temp>0)
		 {
			 if(flage==0)
		     turn=(temp-1)*2+(temp-1)*2-1+2;
			 else
			 turn=(temp-1)*2+(temp-1)*2+2;
		 }
		 if(a+b==1&&a>b)turn-=1;
	 }
	 else
     if(a==b)
	 {
          if(a>0)
		  	  turn=4*(a-1)+1;
		  else
               turn=4*(ABS(a)-1)+3;
     }
	 if(a+b==0&&a<0)
	 {
		 turn=(ABS(a)-1)*4+2;
	 }
	 }
     else
		 turn=0;
	 cout<<turn<<endl;
	 }
	return 0;
}