blob: d3c181a0ce07a34c03ed4219c46b30c005c8d3d0 (
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posBici = []
m = [0, 0]
with open('input.txt', 'r') as fin:
info = fin.readline().split(' ')
for i in range(int(info[0])):
posBici.append(int(fin.readline()))
for i in range(int(info[1])):
passo = fin.readline().split(' ')
for j in range(int(info[0])):
if posBici[j] == passo[0]:
m[0] = j
if posBici[j] == passo[1]:
m[1] = j
posBici[m[0]] = passo[1]
posBici[m[1]] = passo[0]
with open('output.txt', 'w') as fout:
fout.write(str(posBici[0]))
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