decoding

decoding.rs

fn main() {
    let spanish_freq = [15.0,12.53, 1.42, 4.68, 5.86, 13.68, 0.69, 1.01, 0.70, 6.25, 0.44, 0.02, 4.97, 3.15, 6.71, 0.31, 8.68, 2.51, 0.88, 6.87, 7.98, 4.63, 3.93, 0.90, 0.01, 0.22, 0.90, 0.52];
    let test_paragraph = "ΣΦΨΞΔλΨΔΛΣΦΔλΨξΔϗΞΔΦΨΞϑλΨΛΣΘϑΞϗΦϑλΨΣΞΨλϑΞΨζβΣφΔΨΣΦΨΣΞΨξΛϗΞΞϑΨϖΣΞΨΠΣϖΛΣφΔΞΨΩΨΠΛΣΦϖϗϖϑΨΔΨΞΔΨΘΔφϗΔΨϖΣΨΞϑλΨΓΔΘϗΦϑλΨΣΞΨΔΛΛϗΣΛϑΨαΔΨΣΞΨΔΛΛϗΣΛϑΨαΔΨΣλΨξΔΦϖΣΛΔΨϖΣΨΦϗΣξΞΔΨλβΨΠϑΦΓΡϑΨΔΞΨαϗΣΦμϑΨΞϑΨλΔΞβϖΔΦΨΞΔλΨεΞΔβμΔλΨϖΣΞΨΠΔζϑΦΔΞΨΩΨΔΦϗΘΔΦϖϑΨΞΔΨμΛϑΠΔΨΠΔΛΨΣλϑλΨΓΣΛΛϑλΨΣΞΨΔΛΛϗΣΛϑΨαΔΨΣΞΨΔΛΛϗΣΛϑΨαΔΨΞΔλΨΠΣΦΔλΨΩΨΞΔλΨαΔηβϗμΔλΨλΣΨαΔΦΨΠΔΛΨΞΔΨΘϗλΘΔΨλΣΦϖΔΨΞΔλΨΠΣΦΔλΨλϑΦΨϖΣΨΦϑλϑμΛϑλΨΞΔλΨαΔηβϗμΔλΨλϑΦΨΔζΣΦΔλ";
    let char_array = test_paragraph.split("").collect::<Vec<&str>>();
    let mut count: Vec<f64> = vec![0.0;381];
    let mut result = vec![0;381];

    for (i, char) in char_array.iter().enumerate() {
        count[i] = (char_array.iter().filter(|&x| x == char).collect::<Vec<&&str>>().len() as f64 * 100.0) / 381.0;
    }

    for c in count {
        let mut temp = vec![];
        let mut min: i64 = 0;
        for (i, freq) in spanish_freq.iter().enumerate() {
            temp.push( ((c - *freq).abs() * 100.0) as i64 );
        }
        min = temp.clone().into_iter().min().unwrap();

        result.push(temp.iter().position(|&r| r == min).unwrap());
    }

    println!("{:#?}", result);    
}