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Problem AB: 两人的年龄和问题-1
Problem AB: 两人的年龄和问题-1
[Creator :
]
Time Limit :
1.000
sec
Memory Limit :
128 MiB
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ProblemList
Solved: 51
Submit Num: 85
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Description
今年小王子a岁,大王子c岁,当两人的年龄之和是40岁时,应该是几年后?
Sample Input
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8 14
Sample Output
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9