diff --git a/Cargo.lock b/Cargo.lock
index 04d2f58..2db0476 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -30,6 +30,14 @@ version = "0.1.0"
 name = "day_2-2"
 version = "0.1.0"
 
+[[package]]
+name = "day_3-1"
+version = "0.1.0"
+
+[[package]]
+name = "day_3-2"
+version = "0.1.0"
+
 [[package]]
 name = "memchr"
 version = "2.6.4"
diff --git a/Cargo.toml b/Cargo.toml
index 8f13efd..fc1e00e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,5 +2,5 @@
 
 resolver = "2"
 members = [
-    "day_1-1", "day_1-2", "day_2-1", "day_2-2",
+    "day_1-1", "day_1-2", "day_2-1", "day_2-2", "day_3-1", "day_3-2",
 ]
diff --git a/day_3-1/Cargo.toml b/day_3-1/Cargo.toml
new file mode 100644
index 0000000..dcdeed3
--- /dev/null
+++ b/day_3-1/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "day_3-1"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/day_3-1/input.txt b/day_3-1/input.txt
new file mode 100644
index 0000000..4eccb80
--- /dev/null
+++ b/day_3-1/input.txt
@@ -0,0 +1,140 @@
+...733.......289..262.....520..................161.462..........450.........................183.............................................
+....*....................*.............707.352....*............/.....................801...@...............333..196........484.635......287.
+....42.........131....913..............*......&..........634..................440..&...............83.....@...........404$..=....*..423.*...
+618.......272....*.........&......547.344...............#............689.589.*....150......382=................................168......433.
+..........=...............253.102*.........#......78.......804..........*........................858.........................-..............
+...69.......*37...510.797...........596.946........#..................................602.175...............203..100..........681.......546.
+...*.....110.....*......*..........*..........396......858=.......381....................*.......246*637..........=..391+...................
+...973........274..551.............576.21@.......$..................*.......................................176............181.883......*...
+.......223............+............................649.701.936...17..482..........80...........210.......+...=.........563.......*...222....
+.373..*..................532....707.......956....@..+.....*......*...........+927.*......698......+....763.........275*.....27..498.........
+....*......................+......*.........*..719....540.........24...=...........39...*...................514.........126..#..............
+.....974.......952*308..@..........965....450............*4.343......772../..............437............=....*............./.....309........
+............58..........840.....34................877........$............189..................*186......657.670................&.......854.
+....22.406..*......883............*......880...........939...................................58.....387..................*..................
+......*....587.........564/......599.......*...........*......................831.891/...552..........$.534+.....%802.975.960.346*..........
+.792+..............828................-807.6...........326....324...722...334..*...........*................................................
+.....................*.......................895..764*.........=...*........*..611..........79.......461@..546*940...818.346..........247...
+....%....473......................288.......*....................932.....590...........918......791..................................*......
+.....621...*........................*....129....425.10.....*.....................419....*.........*...166......#11...................831....
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+......971.......*..........229*..........961........139..................+....411..................554....26.90.....$........*....-.........
+...........463.615...................315....#...................................-...422.......109.-............*247................231.56...
+..279*159.*...........126...569...............906..20..........990..........27.........%.......*.............................960-......./...
+...........364....812*.......*..$.........812*....*.....369....&......176......................15.346#...#.....908...828..........-650......
+.842*771....................189..9...............42...............897*...............479.................99.....+.......*...................
+................842*356.849...............336.......201................412......./...@...........205....................956....*319.383*....
+...438....&................*......../.......*.../...*....&.......62...*........348..............*....................54.....302.........298.
+......$..318................264.....28...259..824..306...249.......&.392...444............889#..418....945...496..../.......................
+................610.160......................................................%.699...987......................*.............................
+..........@125.....*..............292..#....514..........................165....*...*....&.....*672.....551.194.426......53...500.599...278.
+.275.192.........................*....854..#..............190............$.....40..662.706..774.........$................../..*......*......
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+...........532.....521................................*...423..75..........+....-........#...29.......258.605.....*..-......................
+...........................37........../354.%453.....248.........*...561.481....727....437........969...*......243..........................
+..................................183.........................+..250...+...................312.....=....150............@...229..............
+...624...454*710..../..........=..*......../........%30....308..............................*................+...381..941........461.341....
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+.................................................324.663............775...290=.301...............=...15........=....780..................562
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+...187...........135.=.....44.........860..........$.......+..923...........966..........#..136.................423.......#....185..........
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+.......740..619..*..............=........%....788.....+..324..........*..........*......531..*..=82....962.409.690..........981.............
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+.........927.......*........#260......919.......828..469........585..........803............/...&.......................365.................
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+.....#...61.75.......149....293.768....678#......675............449.....@...............%...............347......301.....-.490.....*........
+............*........*.........*.............751........................888..&..348..49.747.........................*.318..#....888.........
+..........160......335.................455....*.......761...................564..*............*926...654...../....907................857....
+.....446.....................@....915.....&....639...=...........285..............567......862................731..............9........*...
+..........513.............694..........$...............233..721.&................................806.....101.........729.......@.........292
+...........*.....565..................329................*..*........137......$849...=773...........=...*.............*..+..........32......
+...359.277..849.....*399..................274....535....348.950.....*...............................................553..607......../.......
+.....%.*.................*...146.564.818....*.....*................438..............343..945......85............162.........................
+...#...67.374..*593.....740......*......*..553...795..664...$................493#....*............-...............*...971...................
+...510.....+........843.......791..277.................*....958....................489..#.................*657.213.....*...610.....193......
+........*......#....#.................#.......$..&12....531......167......659*...........521...157*....896...........503......+.......*241..
+257..171.245....959........................109................+...............454..................239...../................................
+...*...............................................#..........203...%...&..............359.330.846........751...382.985&.........646$..#....
+..624........453..................870......890#...662.............371..311...739..........*.......*.............*............=.........817..
+..................................*....................250.....54............*......../..........182...........237.....261@.250.............
+................743.......946.....943.....414#...80....@.........*..751............159..448..............91.............................&529
+683....@....370..............*........569..........$........131...........@34..........*....736.........*...434*929.........127.............
+...*.110.....*....48..........644....*....467.................*...............92.....673.......*718.....697.............979.&...............
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+....529.461.../..............793.........*633..*.................%..................=.604.........320.......393..599.........*....717.......
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+.....116.....469...498........537..666....622&............237.......*..........*....204...........242.........&...............599=..........
+..............-................../.............283=...........283#.919.........638.*.........452.....*794......204.326...................168
+...........................541........................544.............../183........67..903+........................*....75.512..605........
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+............606....*...................798..............298...*......342......430........668.........485.270.265/..893..............=....524
+......#.880*.......88..907.........239..........509....=......406.+..........................264........*................829........991.%...
+....850.................%.....&913....*...........*...............302..&228.......%601....63*......414....*156.............&...310..........
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+....935....184/....888.357.....917..797....293...............427............................665..766.........*.........986.......671........
+................................*..................................93.247................$..........*641....598..........................459
+........................922*295..664....&..........188%.481..............*.............35.............................806.......107*32..*...
+..........261.$113.....................456...................916..480....942.848.....................781*3.146..168....*......=..........222
+137.......*.................243..............783*......940......*....*........*......155......*25...........*...$...902........217..........
+.../....460.....140..170.........................283..*......647...501...-.359...365.......491.........869..103.............................
+...............*......$.........941..................75................282....../...............786*.....*......741.686......24.............
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+...*..&37...............331.................714*..............................62$...43..%.......................983.446.............79......
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+........229....................#...&...156.....495..769......................................597.......355.............#..365...379.........
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+...*.......................825.........&...........867.........................994...@........346.......................*.............285...
+....260........892*.................294..................................#............................................172.....730...........
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+284.......*............950.....*..............@..................=.............*......%.............*425.../..=625.....479.305.331...-......
+...*...139................*...976........32........-.............655..........233.373.....870..431..................................17......
+399...........820........844.........%....../744.353.&...................370........*......*...........@...135..700............*............
+....*364.#....../....266...........295................486..........932..........98.311....319..........599....*.&.......98.#....202.........
+.........768.........*.........982...........................413....*....185.....+................637.......48...........*.132..............
+.....................239........*.....................551.......*38.111....*.@.....778...856*25........605...../....355.........230.........
+...105..........*.............879........264....177.....*.783............839.682......*..............*.....-....756....*...415.*.....589-...
+.............438....................428....*.........465.....*194....................803....100...955.238..836.........767.%...555..........
+.....86....&........702........./..*.......363.........................=630.737#............%...........................................259.
+......*....256.......*.......+..57..806.......................591*............................*348....829...................+460............
+.....................244....6.....................................789......................687..............................................
diff --git a/day_3-1/src/main.rs b/day_3-1/src/main.rs
new file mode 100644
index 0000000..9308f96
--- /dev/null
+++ b/day_3-1/src/main.rs
@@ -0,0 +1,75 @@
+fn dec_if_pos(input: usize) -> usize {
+    if input > 0 {
+        return input - 1;
+    } else {
+        return input;
+    }
+}
+
+fn inc_if_lt(input: usize, max: usize) -> usize {
+    if input < max {
+        return input + 1;
+    } else {
+        return  input;
+    }
+}
+
+fn main() {
+    let input = include_str!("../input.txt").trim_end();
+    let mut field: Vec<Vec<char>> = Vec::new();
+    let mut checked: Vec<Vec<bool>> = Vec::new();
+    let mut sum = 0;
+
+    // Convert input into a 2d array
+    for line in input.lines() {
+        field.push(Vec::from(line.chars().collect::<Vec<char>>()));
+        checked.push(Vec::from(line.chars().map(|_| false).collect::<Vec<bool>>()));
+    }
+
+    // Determine which numbers are adjacent to a special character
+    for i in 0..field.len() {
+        for j in 0..field[i].len() {
+
+            if checked[i][j] || !field[i][j].is_numeric() {
+                continue;
+            }
+
+            'surrounding: for offset_i in dec_if_pos(i)..=inc_if_lt(i, field.len() - 1) {
+                for offset_j in dec_if_pos(j)..=inc_if_lt(j, field[offset_i].len() - 1) {
+                    if !field[offset_i][offset_j].is_numeric() && field[offset_i][offset_j] != '.' {
+
+                        // Traverse right until we hit a non-digit and mark all of them as checked.
+                        let mut result: String = String::new();
+                        let mut position = j;
+                        while position < field.len() && field[i][position].is_numeric() {
+                            result.push(field[i][position]);
+                            checked[i][position] = true;
+                            position += 1;
+                        }
+
+                        // Now to the left. (i hate usize)
+                        if j > 0 {
+                            position = j - 1;
+                            while field[i][position].is_numeric() {
+                                result.insert(0, field[i][position]);
+                                checked[i][position] = true;
+
+                                if position == 0 {
+                                    break;
+                                }
+                                position -= 1;
+                            }
+                        }
+
+                        sum += result.parse::<i32>().unwrap();
+                        break 'surrounding;
+
+                    }
+                }
+            }
+
+        }
+    }
+
+    println!("Result: {}", sum);
+}
diff --git a/day_3-2/Cargo.toml b/day_3-2/Cargo.toml
new file mode 100644
index 0000000..2c82c08
--- /dev/null
+++ b/day_3-2/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "day_3-2"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/day_3-2/input.txt b/day_3-2/input.txt
new file mode 100644
index 0000000..4eccb80
--- /dev/null
+++ b/day_3-2/input.txt
@@ -0,0 +1,140 @@
+...733.......289..262.....520..................161.462..........450.........................183.............................................
+....*....................*.............707.352....*............/.....................801...@...............333..196........484.635......287.
+....42.........131....913..............*......&..........634..................440..&...............83.....@...........404$..=....*..423.*...
+618.......272....*.........&......547.344...............#............689.589.*....150......382=................................168......433.
+..........=...............253.102*.........#......78.......804..........*........................858.........................-..............
+...69.......*37...510.797...........596.946........#..................................602.175...............203..100..........681.......546.
+...*.....110.....*......*..........*..........396......858=.......381....................*.......246*637..........=..391+...................
+...973........274..551.............576.21@.......$..................*.......................................176............181.883......*...
+.......223............+............................649.701.936...17..482..........80...........210.......+...=.........563.......*...222....
+.373..*..................532....707.......956....@..+.....*......*...........+927.*......698......+....763.........275*.....27..498.........
+....*......................+......*.........*..719....540.........24...=...........39...*...................514.........126..#..............
+.....974.......952*308..@..........965....450............*4.343......772../..............437............=....*............./.....309........
+............58..........840.....34................877........$............189..................*186......657.670................&.......854.
+....22.406..*......883............*......880...........939...................................58.....387..................*..................
+......*....587.........564/......599.......*...........*......................831.891/...552..........$.534+.....%802.975.960.346*..........
+.792+..............828................-807.6...........326....324...722...334..*...........*................................................
+.....................*.......................895..764*.........=...*........*..611..........79.......461@..546*940...818.346..........247...
+....%....473......................288.......*....................932.....590...........918......791..................................*......
+.....621...*........................*....129....425.10.....*.....................419....*.........*...166......#11...................831....
+119........302.832.............159.506................*.229.....493....39...............587....523.......*..........610...805.559...........
+......971.......*..........229*..........961........139..................+....411..................554....26.90.....$........*....-.........
+...........463.615...................315....#...................................-...422.......109.-............*247................231.56...
+..279*159.*...........126...569...............906..20..........990..........27.........%.......*.............................960-......./...
+...........364....812*.......*..$.........812*....*.....369....&......176......................15.346#...#.....908...828..........-650......
+.842*771....................189..9...............42...............897*...............479.................99.....+.......*...................
+................842*356.849...............336.......201................412......./...@...........205....................956....*319.383*....
+...438....&................*......../.......*.../...*....&.......62...*........348..............*....................54.....302.........298.
+......$..318................264.....28...259..824..306...249.......&.392...444............889#..418....945...496..../.......................
+................610.160......................................................%.699...987......................*.............................
+..........@125.....*..............292..#....514..........................165....*...*....&.....*672.....551.194.426......53...500.599...278.
+.275.192.........................*....854..#..............190............$.....40..662.706..774.........$................../..*......*......
+....*.........*840....*638.....82...................520...*................................................../.190...719.......34....620....
+...........532.....521................................*...423..75..........+....-........#...29.......258.605.....*..-......................
+...........................37........../354.%453.....248.........*...561.481....727....437........969...*......243..........................
+..................................183.........................+..250...+...................312.....=....150............@...229..............
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diff --git a/day_3-2/src/main.rs b/day_3-2/src/main.rs
new file mode 100644
index 0000000..6d7c04e
--- /dev/null
+++ b/day_3-2/src/main.rs
@@ -0,0 +1,83 @@
+fn dec_if_pos(input: usize) -> usize {
+    if input > 0 {
+        return input - 1;
+    } else {
+        return input;
+    }
+}
+
+fn inc_if_lt(input: usize, max: usize) -> usize {
+    if input < max {
+        return input + 1;
+    } else {
+        return  input;
+    }
+}
+
+fn main() {
+    let input = include_str!("../input.txt").trim_end();
+    let mut field: Vec<Vec<char>> = Vec::new();
+    let mut sum = 0;
+
+    // Convert input into a 2d array
+    for line in input.lines() {
+        field.push(Vec::from(line.chars().collect::<Vec<char>>()));
+    }
+
+    // Determine which numbers are adjacent to a special character
+    for i in 0..field.len() {
+        for j in 0..field[i].len() {
+
+            if field[i][j] != '*' {
+                continue;
+            }
+
+            let mut found: Vec<i32> = Vec::new();
+            let mut checked: Vec<Vec<bool>> = Vec::new();
+
+            for i in 0..field.len() {
+                checked.push(field[i].iter().map(|_| false).collect());
+            }
+
+            for offset_i in dec_if_pos(i)..=inc_if_lt(i, field.len() - 1) {
+                for offset_j in dec_if_pos(j)..=inc_if_lt(j, field[offset_i].len() - 1) {
+                    if field[offset_i][offset_j].is_numeric() && !checked[offset_i][offset_j] {
+
+                        // Traverse right until we hit a non-digit and mark all of them as checked.
+                        let mut result: String = String::new();
+                        let mut position = offset_j;
+                        while position < field.len() && field[offset_i][position].is_numeric() {
+                            result.push(field[offset_i][position]);
+                            checked[offset_i][position] = true;
+                            position += 1;
+                        }
+
+                        // Now to the left.
+                        if offset_j > 0 {
+                            position = offset_j - 1;
+                            while field[offset_i][position].is_numeric() {
+                                result.insert(0, field[offset_i][position]);
+                                checked[offset_i][position] = true;
+
+                                if position == 0 {
+                                    break;
+                                }
+                                position -= 1;
+                            }
+                        }
+
+                        found.push(result.parse::<i32>().unwrap());
+
+                    }
+                }
+            }
+
+            if found.len() == 2 {
+                sum += found[0] * found[1];
+            }
+
+        }
+    }
+
+    println!("Result: {}", sum);
+}