BWIDOW - Black Widow Rings

Solution to BWIDOW
below given code is for bwidow spoj or black widow ring spoj.

#include
int main()
{
 int t;
 scanf("%d",&t);
 while(t--)
 {
  int N,i,j,count=0,flage=0,index;
  scanf("%d",&N);
  long r[N],R[N];
  for(i=0;iR[j])
      count++;
     else{
      flage=0;
      break;
     }
    }
   }
   if(count==(N-1)){
    flage=1;
    index=i;
    break;
   }
  }
  if(flage==1)
   printf("%d\n",index+1);
  else
   printf("-1\n");
 }
 return 0;
}