Cupcake Party

题目描述

A regular box of cupcakes holds 8 cupcakes, while a small box holds 3 cupcakes. There are 28 students in a class and a total of at least 28 cupcakes. Your job is to determine how many cupcakes will be left over if each student gets one cupcake. 

幼儿园有 $28$ 个小朋友，因此需要 $28$ 个蛋糕。

一个大盒子可以装 $8$ 块蛋糕，一个小盒子可以装 $3$ 块蛋糕。现在有 $n$ 个大盒子和 $m$ 个小盒子，现在给每个小朋友一块蛋糕，问能剩下几个？

输入格式

The input consists of two lines. • The first line contains an integer n ≥ 0, representing the number of regular boxes. • The second line contains an integer m ≥ 0, representing the number of small boxes.

输入共两行： 第一行：包含一个整数 $n≥0$，表示大盒子的数量。 第二行：包含一个整数 $m≥0$，表示小盒子的数量。

输出格式

Output the number of cupcakes that are left over. 一行，表示剩余蛋糕的数量。

2
5

3

2
4

0

提示

#### 数据范围与提示 对于全部数据：$0\le n,m\le100$ #### 样例解释 Explanation of Output for Sample Input 1 The total number of cupcakes is 2 × 8 + 5 × 3 which equals 31. Since there are 28 students, there are 3 cupcakes left over.

Explanation of Output for Sample Input 2 The total number of cupcakes is 2 × 8 + 4 × 3 which equals 28. Since there are 28 students, there are no cupcakes left over.

来源

童程童美