######################################## from heapq import heappush, heappop def dijkstra( G, s, INF=10 ** 18): """ https://tjkendev.github.io/procon-library/python/graph/dijkstra.html O((|E|+|V|)log|V|) V: 頂点数 G[v] = [(nod, cost)]: 頂点vから遷移可能な頂点(nod)とそのコスト(cost) s: 始点の頂点""" N=len(G) N+=1 dist = [INF] * N hp = [(0, s)] # (c, v) dist[s] = 0 while hp: c, v = heappop(hp) #vまで行くコストがc if dist[v] < c: continue for u, cost in G[v]: if dist[v] + cost < dist[u]: dist[u] = dist[v] + cost heappush(hp, (dist[u], u)) return dist ################################################## ############################################ class range_egde_graph(): def __init__(self,n): self.num = 1 << (n - 1).bit_length() self.root=[[] for i in range(3*self.num)] for i in range(1,self.num): self.root[i].append((2*i,0)) self.root[i].append((2*i+1,0)) for i in range(self.num,2*self.num): self.root[i].append((i//2+2*self.num-1,0)) for i in range(1,self.num//2): self.root[2*i+2*self.num-1].append((i+2*self.num-1,0)) self.root[2 * i+1 + 2 * self.num - 1].append((i + 2 * self.num - 1, 0)) def add(self,l_frm,r_frm,l_to,r_to,cost): # [l_frm,r_frm)->[l_to,r_to) にcostの辺をはる ind=len(self.root) self.root.append([]) l_to += self.num r_to += self.num while (l_to < r_to): if (l_to & 1): self.root[ind].append((l_to,0)) l_to += 1 if (r_to & 1): self.root[ind].append((r_to-1,0)) r_to -= 1 l_to >>= 1 r_to >>= 1 l_frm += self.num r_frm += self.num potens=0 while (l_frm < r_frm): if (l_frm & 1): if l_frm>= 1 r_frm >>= 1 def dijkstra(self,s): self.dist= dijkstra(self.root,s+self.num) self.res=[10**18]*self.num for i in range(self.num): self.res[i]=self.dist[i+self.num] return self.res ##################################################### ####二分探索################################### #配列は昇順にソートずみ def bilower(a,x): # a[i]<=x となる最大のiを返す ない時は-1 if len(a)==0:return -1 mi=0 ma=len(a)-1 if a[0]>x:return -1 if a[ma]<=x:return ma while ma-mi>1: mid=(ma+mi)//2 if a[mid]<=x:mi=mid else:ma=mid return mi def bihigher(a,x): # a[i]>=x となる最小のiを返す ない時は len(a) if len(a)==0:return 0 mi=0 ma=len(a)-1 if a[ma]=x:return 0 while ma-mi>1: mid=(ma+mi)//2 if a[mid]>=x:ma=mid else:mi=mid return ma def birange(a,l,r): #l<=a[i]<=r となるiの個数を返す left=bihigher(a,l) right=bilower(a,r) return right-left+1 ################################################ def scc(N,edges): M=len(edges) start=[0]*(N+1) elist=[0]*M for e in edges: start[e[0]+1]+=1 for i in range(1,N+1): start[i]+=start[i-1] counter=start[:] for e in edges: elist[counter[e[0]]]=e[1] counter[e[0]]+=1 visited=[] low=[0]*N Ord=[-1]*N ids=[0]*N NG=[0,0] def dfs(v): stack=[(v,-1,0),(v,-1,1)] while stack: v,bef,t=stack.pop() if t: if bef!=-1 and Ord[v]!=-1: low[bef]=min(low[bef],Ord[v]) stack.pop() continue low[v]=NG[0] Ord[v]=NG[0] NG[0]+=1 visited.append(v) for i in range(start[v],start[v+1]): to=elist[i] if Ord[to]==-1: stack.append((to,v,0)) stack.append((to,v,1)) else: low[v]=min(low[v],Ord[to]) else: if low[v]==Ord[v]: while(True): u=visited.pop() Ord[u]=N ids[u]=NG[1] if u==v: break NG[1]+=1 low[bef]=min(low[bef],low[v]) for i in range(N): if Ord[i]==-1: dfs(i) for i in range(N): ids[i]=NG[1]-1-ids[i] group_num=NG[1] counts=[0]*group_num for x in ids: counts[x]+=1 groups=[[] for i in range(group_num)] for i in range(N): groups[ids[i]].append(i) return groups n=int(input()) e=[] for i in range(n): a,b,c=map(int,input().split()) e.append((a,b,c,i)) p=[0]*n e.sort(key=lambda x:x[0]) a=[] b=[] c=[] for x,y,z,i in e: p[i]=len(a) a.append(x) b.append(y) c.append(z) g=range_egde_graph(n) edge=[] for i in range(n): ind=bilower(a,b[i]-c[i]) if not (0<=i<=ind):g.add(i,i+1,0,ind+1,b[i]) else: g.add(i, i + 1, 0, i, b[i]) g.add(i,i+1,i+1,ind+1,b[i]) for i in range(len(g.root)): for j,cost in g.root[i]:edge.append((i,j)) s=scc(len(g.root),edge) s.reverse() dp=[0]*(len(g.root)) for i in range(len(s)): for nod in s[i]: if 0<=nod-g.num=2:dp[nod]=10**18 for to,cost in g.root[nod]: dp[nod]=max(dp[nod],dp[to]+cost) for i in range(n): res=dp[p[i]+g.num] if res>=10**18:res="BAN" print(res)