73 lines
1.7 KiB
Rust
73 lines
1.7 KiB
Rust
pub fn execute_task01(content: &str) {
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let calibration = solve_01(content);
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assert_eq!(calibration, 56465);
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println!("Day01 - Task01 - Calibration: {}", calibration)
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}
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pub fn execute_task02(content: &str) {
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let calibration = solve_02(content);
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assert_eq!(calibration, 55902);
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println!("Day01 - Task02 - Calibration: {}", calibration)
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}
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pub fn solve_01(data: &str) -> i32 {
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let iter = data.lines()
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.map(|line| line.to_string());
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sum_lines(iter)
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}
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pub fn solve_02(data: &str) -> i32 {
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let iter = data.lines()
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.map(|line| {
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line.replace("one", "o1e")
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.replace("two", "t2o")
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.replace("three", "t3e")
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.replace("four", "f4r")
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.replace("five", "f5e")
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.replace("six", "s6x")
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.replace("seven", "s7n")
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.replace("eight", "e8t")
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.replace("nine", "n9e")
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});
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sum_lines(iter)
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}
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fn sum_lines(iter: impl Iterator<Item=String>) -> i32 {
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iter
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.map(|line| format!("{}{}",
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line.matches(|c: char| c.is_ascii_digit()).next().unwrap(),
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line.rmatches(|c: char| c.is_ascii_digit()).next().unwrap()))
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.map(|number_str| number_str.parse::<i32>().unwrap())
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.sum()
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}
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#[test]
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fn test_solve_01() {
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let test_input = r#"1abc2
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pqr3stu8vwx
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a1b2c3d4e5f
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treb7uchet"#;
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let solution = solve_01(test_input);
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assert_eq!(142, solution);
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}
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#[test]
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fn test_solve_02() {
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let test_input = r#"two1nine
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eightwothree
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abcone2threexyz
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xtwone3four
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4nineeightseven2
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zoneight234
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7pqrstsixteen"#;
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let solution = solve_02(test_input);
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assert_eq!(281, solution);
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}
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