Created
June 17, 2014 03:41
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while True: | |
to_dic = {} | |
path_dic = {} | |
N = input() | |
if N==0: | |
break | |
for i in range(N): | |
A,B,C = raw_input().split(" ") | |
if to_dic.has_key(A): | |
to_dic[A].append(B) | |
else: | |
to_dic[A] = [B] | |
if to_dic.has_key(B): | |
to_dic[B].append(A) | |
else: | |
to_dic[B] = [A] | |
path_dic[A + B] = int(C) | |
path_dic[B + A] = int(C) | |
note = [ [-1 for i in range(len(to_dic) )] for j in range(len(to_dic))] | |
def Foo(area,money): | |
global note | |
if CNT == area: | |
note[CNT][area] = 0 | |
for t in to_dic[str(area)]: | |
Foo(int(t),money + path_dic[str(area) + t]) | |
return | |
if note[CNT][area] == -1: | |
note[CNT][area] = money | |
for t in to_dic[str(area)]: | |
Foo(int(t),money + path_dic[str(area) + t]) | |
return | |
elif note[CNT][area] > money: | |
note[CNT][area] = money | |
for t in to_dic[str(area)]: | |
Foo(int(t),money + path_dic[str(area) + t]) | |
return | |
for CNT in range(len(to_dic)): | |
Foo(CNT,0) | |
total_list = [] | |
cnt = 0 | |
for n in note: | |
sum = 0 | |
for s in n: | |
sum += s | |
total_list.append([sum,cnt]) | |
cnt += 1 | |
total_list.sort() | |
print total_list[0][1],total_list[0][0] | |
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