Mercurial > x11calc

comparison calculate.cpp @ 0:12567e0a7670 default tip

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initial commit
author Yasuri <yasuri@charliesmp.net>
date Sun, 04 Oct 2026 12:56:43 -0500
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-1:000000000000 0:12567e0a7670
1 #include <stdexcept>
2 #include "calculate.h"
3 double calculate(double x, double y, char op) {
4 switch(op) {
5 default:
6 throw std::runtime_error("unknown sign");
7 case '*':
8 return x * y;
9 case '+':
10 return x + y;
11 case '-':
12 return x - y;
13 case '/':
14 if (y == 0) {
15 throw std::runtime_error("cannot divide by 0");
16 }
17 return x / y;
18 }
19 }
20