Competitions

# Week 8: December 28 - January 10. Functions. Part 1

# Use the function

Three real numbers **х**, **y** and **z** are given. Find **min(max(x,y), max(y,z), x+y+z)** using the auxiliary functions for calculation the minimum and the maximum of two elements.

#### Input

Three real numbers **х**, **у** and **z** are given in one line. Their values do not exceed **100** by absolute value.

#### Output

Print the answer with two decimal digits.

Input example #1

1.05 2.25 2.15

Output example #1

2.25