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#23984. Mex

Estadísticas

題目描述

畀定大過或者等於 $0$ 嘅整數 $A$ 同 $B$。

請輸出唔係 $A$ 亦都唔係 $B$ 嘅大過或者等於 $0$ 嘅整數入面最細嗰個。

數據範圍

  • $0 \le A \le 100$。
  • $0 \le B \le 100$。
  • 輸入嘅所有數值都係整數。

輸入格式

輸入按以下格式畀出:

A B

輸出格式

輸出唔係 $A$ 亦都唔係 $B$ 嘅大過或者等於 $0$ 嘅整數入面最細嗰個。

除咗答案之外唔好輸出任何嘢。(亦唔好輸出提示輸入嘅字句等等。)

關於作答格式,可以參考練習題同埋解答範例。

範例 1

輸入

0 4

輸出

1

喺唔係 $0$ 亦都唔係 $4$ 嘅大過或者等於 $0$ 嘅整數入面,最細嗰個係 $1$。因此輸出 $1$。

範例 2

輸入

1 0

輸出

2

喺唔係 $1$ 亦都唔係 $0$ 嘅大過或者等於 $0$ 嘅整數入面,最細嗰個係 $2$。因此輸出 $2$。

範例 3

輸入

9 12

輸出

0

喺唔係 $9$ 亦都唔係 $12$ 嘅大過或者等於 $0$ 嘅整數入面,最細嗰個係 $0$。因此輸出 $0$。

範例 4

輸入

0 0

輸出

1

喺唔係 $0$ 亦都唔係 $0$ 嘅大過或者等於 $0$ 嘅整數入面,最細嗰個係 $1$。因此輸出 $1$。

請注意,$A$ 同 $B$ 有可能會相等。

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