Time Limit : sec, Memory Limit : KB
English / Japanese  

The Number of Participants

Welcome to PC Koshien, all the competitors. At the PC Koshien, there are currently three divisions of competition: the Programming Division, the Mobile Division, and the One Picture CG Division.

The number of participants in each category is given. Write a program to calculate the total number of participants.


Input is given in the following format.

p m c

The input is a single line, giving the number of participants p (0 ≤ p ≤ 10000) in the programming division, the number of participants m (0 ≤ m ≤ 10000) in the mobile division, and the number of participants c (0 ≤ c ≤ 10000) in the one picture CG division.


Outputs the total number of participants on one line.

Sample Input 1

10 10 20

Sample Output 1


Sample Input 2

100 0 0

Sample Output 2


Sample Input 3

1000 1000 1000

Sample Output 3