题解 | #合并表记录#
合并表记录
http://www.nowcoder.com/practice/de044e89123f4a7482bd2b214a685201
while True:
try:
n = int(input())
dic = {}
while n > 0:
num = list(map(int,input().split(' ')))
if num[0] in dic:
dic[num[0]] += num[1]
else:
dic[num[0]] = num[1]
n -= 1
for i in sorted(dic):
print(i,dic[i])
except:
break
try:
n = int(input())
dic = {}
while n > 0:
num = list(map(int,input().split(' ')))
if num[0] in dic:
dic[num[0]] += num[1]
else:
dic[num[0]] = num[1]
n -= 1
for i in sorted(dic):
print(i,dic[i])
except:
break
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