1805 입체기동장치 생산공장

https://codeup.kr/problem.php?id=1805

 

Solution)

 

d = dict()

n=int(input())

for _ in range(n):

  id, gas = map(int, input().split())

  d[id]=gas

 

res=sorted(d.items())

 

for i in range(n):

  print(res[i][0], res[i][1],end='\n')