제출 #971513

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
971513	2024-04-28 17:32:19	Lcc735	Railway (BOI17_railway)	Cpython 3	0 / 100	1018 ms	45248 KiB

railway

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n,m,k=map(int,input().split())
caminos=[]
pedido=[]
nodos=[]
ady=[]
for i in range(n):
    nodos.append([])
    ady.append([])
for i in range(n-1):
    a,b=map(int,input().split())
    a-=1 
    b-=1
    caminos.append([a,b])
    pedido.append(0)
    nodos[a].append(i)
    ady[a].append(b)
    nodos[b].append(i)
    ady[b].append(a)
def llegar(a,b,pasado,soli,nodo,adyac):
    for i in range(len(adyac)):
        c=adyac[i]
        if(c==b):
            soli.add(nodo[i])
            return True
        else:
            if(c not in pasado):
 
 
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