2023 - Day 1

2023/day1/day1.py

@@ -0,0 +1,76 @@
+import string
+
+digits_letter = ["one", "two","three", "four", "five", "six", "seven", "eight", "nine"]
+start = [digit[0] for digit in digits_letter]
+dict_digit = {
+        "one": 1,
+        "two": 2,
+        "three": 3,
+        "four": 4,
+        "five": 5,
+        "six": 6,
+        "seven": 7,
+        "eight": 8,
+        "nine": 9
+        }
+
+def load():
+    with open("./day1.txt") as f:
+        return [l.replace("\n", "") for l in f.readlines()]
+
+def puzzle1():
+    values = load()
+    calibration = []
+    
+    for value in values:
+        first = None
+        last = None
+        for char in value:
+            if char in string.digits:
+                if not first:
+                    first = char
+                    last = first
+                else:
+                    last = char
+        v = f"{first}{last}"
+        calibration.append(int(v))
+
+    return sum(calibration)
+
+def puzzle2():
+    values = load()
+    calibration = []
+
+    for value in values:
+        first = None
+        last = None
+        for i in range(len(value)):
+            char = value[i]
+            if char in string.digits:
+                if not first:
+                    first = char
+                    last = first
+                else:
+                    last = char
+            elif char in start:
+                for j in range(6):
+                    word = value[i:i+j]
+                    if word in digits_letter:
+                        if not first:
+                            first = dict_digit[word]
+                            last = first
+                            break
+                        else:
+                            last = dict_digit[word]
+                            break
+        v = f"{first}{last}"
+        calibration.append(int(v))
+
+    return sum(calibration)
+
+
+
+if __name__ == "__main__":
+    print("> Day 1")
+    print("Puzzle 1 answer : %s" % puzzle1())
+    print("Puzzle 2 answer : %s" % puzzle2())

2023/day1/day1.rs

@@ -0,0 +1,101 @@
+use std::collections::HashMap;
+use std::fs;
+
+fn puzzle1() {
+    let contents = fs::read_to_string("./day1.txt").expect("Don't find the file");
+    let lines = contents.lines();
+    let mut values: Vec<i32> = vec![];
+
+    for line in lines {
+        let mut first = String::new();
+        let mut last = String::new();
+        for c in line.chars() {
+            if c.is_ascii_digit() {
+                if first.is_empty() {
+                    first = c.to_string();
+                    last = first.clone();
+                } else {
+                    last = c.to_string();
+                }
+            }
+        }
+        let result: i32 = format!("{}{}", first, last).parse().unwrap();
+        // println!("First : {} - Last : {} ({})", first, last, result);
+        values.push(result)
+    }
+    let sum: i32 = values.iter().sum();
+    println!("Puzzle 1 : {:?}", sum)
+}
+
+fn puzzle2() {
+    let digits_letter = [
+        "one", "two", "three", "four", "five", "six", "seven", "eight", "nine",
+    ];
+    let start = "otfsen";
+    let mut dict_digit = HashMap::new();
+
+    dict_digit.insert("one", "1");
+    dict_digit.insert("two", "2");
+    dict_digit.insert("three", "3");
+    dict_digit.insert("four", "4");
+    dict_digit.insert("five", "5");
+    dict_digit.insert("six", "6");
+    dict_digit.insert("seven", "7");
+    dict_digit.insert("eight", "8");
+    dict_digit.insert("nine", "9");
+
+    let contents = fs::read_to_string("./day1.txt").expect("Don't find the file");
+    let lines = contents.lines();
+    let mut values: Vec<i32> = vec![];
+
+    for line in lines {
+        let mut first = String::new();
+        let mut last = String::new();
+        for (i, c) in line.chars().enumerate() {
+            if c.is_ascii_digit() {
+                if first.is_empty() {
+                    first = c.to_string();
+                    last = first.clone();
+                } else {
+                    last = c.to_string();
+                }
+            } else if start.contains(c) {
+                for j in 1..6 {
+                    if i + j > line.len() {
+                        break;
+                    }
+                    let word = &line[i..i + j];
+                    if digits_letter.contains(&word) {
+                        if first.is_empty() {
+                            first = dict_digit
+                                .get(&word)
+                                .expect("No found digit in hash")
+                                .parse()
+                                .unwrap();
+                            last = first.clone();
+                        } else {
+                            last = dict_digit
+                                .get(&word)
+                                .expect("No found digit in hash")
+                                .parse()
+                                .unwrap();
+                        }
+                    }
+                    // println!("j : {} - word : {}", j, word)
+                }
+            }
+        }
+        // print!("First : {} - Last : {}", first, last);
+        let result: i32 = format!("{}{}", first, last).parse().unwrap();
+        // println!(" ({})", result);
+        values.push(result)
+    }
+    let sum: i32 = values.iter().sum();
+    println!("Puzzle 2 : {:?}", sum)
+}
+
+fn main() {
+    println!("> Day 1");
+    puzzle1();
+    puzzle2();
+}