34 lines
1 KiB
Rust
34 lines
1 KiB
Rust
use std::io::Write;
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use std::ops::{Add, Sub};
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pub fn main() {
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let mut input = String::new();
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println!("Zadaj cislo a: ");
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std::io::stdin().read_line(&mut input).unwrap();
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let a: i128 = input.trim().parse().unwrap();
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input.clear();
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println!("Zadaj cislo b: ");
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std::io::stdin().read_line(&mut input).unwrap();
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let b: i128 = input.trim().parse().unwrap();
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input.clear();
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println!("Zadaj operaciu (+, -, priemer): ");
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std::io::stdin().read_line(&mut input).unwrap();
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let op = input.trim().clone();
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let fun = match op {
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"+" | "sucet" | "add" | "sum" => i128::add,
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"-" | "rozdiel" | "difference" | "subtract" => i128::sub,
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"priemer" | "avg" | "average" => |a, b| (a + b) / 2,
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_ => panic!("Nepodporovana operacia"),
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};
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let out = fun(a, b);
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println!("{}", out);
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let mut file = std::fs::OpenOptions::new()
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.write(true)
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.create(true)
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.open("output.txt")
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.unwrap();
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file.write_all(out.to_string().as_bytes()).unwrap();
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}
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