diff --git a/days/03.go b/days/03.go
new file mode 100644
index 0000000..a64fb91
--- /dev/null
+++ b/days/03.go
@@ -0,0 +1,159 @@
+package days
+
+import (
+	"fmt"
+	"math"
+	"strconv"
+	"strings"
+
+	"parnic.com/aoc2019/utilities"
+)
+
+type Pair[T, U any] struct {
+	a T
+	b U
+}
+
+type Day03 struct {
+	line1    []Pair[byte, int]
+	line2    []Pair[byte, int]
+	visited  map[Pair[int, int]]int
+	overlaps []Pair[Pair[int, int], int]
+}
+
+func (d *Day03) Parse() {
+	lines := utilities.GetStringLines("03p")
+
+	line1data := strings.Split(lines[0], ",")
+	line2data := strings.Split(lines[1], ",")
+
+	d.line1 = make([]Pair[byte, int], len(line1data))
+	d.line2 = make([]Pair[byte, int], len(line2data))
+
+	for idx, instr := range line1data {
+		dir := instr[0]
+		amt := instr[1:]
+		iAmt, err := strconv.Atoi(amt)
+		if err != nil {
+			panic(err)
+		}
+
+		d.line1[idx] = Pair[byte, int]{a: dir, b: iAmt}
+	}
+
+	for idx, instr := range line2data {
+		dir := instr[0]
+		amt := instr[1:]
+		iAmt, err := strconv.Atoi(amt)
+		if err != nil {
+			panic(err)
+		}
+
+		d.line2[idx] = Pair[byte, int]{a: dir, b: iAmt}
+	}
+}
+
+func (d Day03) Num() int {
+	return 3
+}
+
+func (d *Day03) Part1() string {
+	d.visited = make(map[Pair[int, int]]int)
+	var x int
+	var y int
+	var steps int
+	for _, inst := range d.line1 {
+		switch inst.a {
+		case 'R':
+			for i := 1; i <= inst.b; i++ {
+				steps++
+				d.visited[Pair[int, int]{a: x + i, b: y}] = steps
+			}
+			x += inst.b
+		case 'U':
+			for i := 1; i <= inst.b; i++ {
+				steps++
+				d.visited[Pair[int, int]{a: x, b: y + i}] = steps
+			}
+			y += inst.b
+		case 'L':
+			for i := 1; i <= inst.b; i++ {
+				steps++
+				d.visited[Pair[int, int]{a: x - i, b: y}] = steps
+			}
+			x -= inst.b
+		case 'D':
+			for i := 1; i <= inst.b; i++ {
+				steps++
+				d.visited[Pair[int, int]{a: x, b: y - i}] = steps
+			}
+			y -= inst.b
+		}
+	}
+
+	x = 0
+	y = 0
+	steps = 0
+	d.overlaps = make([]Pair[Pair[int, int], int], 0)
+	for _, inst := range d.line2 {
+		switch inst.a {
+		case 'R':
+			for i := 1; i <= inst.b; i++ {
+				steps++
+				if _, exists := d.visited[Pair[int, int]{x + i, y}]; exists {
+					d.overlaps = append(d.overlaps, Pair[Pair[int, int], int]{a: Pair[int, int]{x + i, y}, b: steps})
+				}
+			}
+			x += inst.b
+		case 'U':
+			for i := 1; i <= inst.b; i++ {
+				steps++
+				if _, exists := d.visited[Pair[int, int]{x, y + i}]; exists {
+					d.overlaps = append(d.overlaps, Pair[Pair[int, int], int]{a: Pair[int, int]{x, y + i}, b: steps})
+				}
+			}
+			y += inst.b
+		case 'L':
+			for i := 1; i <= inst.b; i++ {
+				steps++
+				if _, exists := d.visited[Pair[int, int]{x - i, y}]; exists {
+					d.overlaps = append(d.overlaps, Pair[Pair[int, int], int]{a: Pair[int, int]{x - i, y}, b: steps})
+				}
+			}
+			x -= inst.b
+		case 'D':
+			for i := 1; i <= inst.b; i++ {
+				steps++
+				if _, exists := d.visited[Pair[int, int]{x, y - i}]; exists {
+					d.overlaps = append(d.overlaps, Pair[Pair[int, int], int]{a: Pair[int, int]{x, y - i}, b: steps})
+				}
+			}
+			y -= inst.b
+		}
+	}
+
+	minDist := math.MaxInt
+	for _, overlap := range d.overlaps {
+		dist := int(math.Abs(float64(overlap.a.a))) + int(math.Abs(float64(overlap.a.b)))
+		if dist < minDist {
+			minDist = dist
+		}
+	}
+
+	return fmt.Sprintf("Closest overlap manhattan distance = %s%d%s", utilities.TextBold, minDist, utilities.TextReset)
+}
+
+func (d *Day03) Part2() string {
+	minOverlap := math.MaxInt
+	for _, overlap := range d.overlaps {
+		line1Steps := d.visited[overlap.a]
+		line2Steps := overlap.b
+
+		totalSteps := line1Steps + line2Steps
+		if totalSteps < minOverlap {
+			minOverlap = totalSteps
+		}
+	}
+
+	return fmt.Sprintf("Minimum steps to overlap = %s%d%s", utilities.TextBold, minOverlap, utilities.TextReset)
+}
diff --git a/inputs/03p.txt b/inputs/03p.txt
new file mode 100644
index 0000000..78aec4e
--- /dev/null
+++ b/inputs/03p.txt
@@ -0,0 +1,2 @@
+R1005,D32,R656,U228,L629,U59,L558,D366,L659,D504,R683,U230,R689,U489,R237,U986,L803,U288,R192,D473,L490,U934,L749,D631,L333,U848,L383,D363,L641,D499,R926,D945,L520,U311,R75,D414,L97,D338,L754,U171,R601,D215,R490,U164,R158,U499,L801,U27,L671,D552,R406,U168,R12,D321,L97,U27,R833,U503,R950,U432,L688,U977,R331,D736,R231,U301,L579,U17,R984,U399,L224,U100,L266,U184,R46,D989,L851,D739,R45,D231,R893,D372,L260,U26,L697,U423,L716,D573,L269,U867,R722,U193,R889,D322,L743,U371,L986,D835,R534,U170,R946,U271,L514,D521,L781,U390,L750,D134,L767,U599,L508,U683,L426,U433,L405,U10,L359,D527,R369,D365,L405,D812,L979,D122,L782,D460,R583,U765,R502,D2,L109,D69,L560,U76,R130,D794,R197,D113,L602,D123,L190,U246,L407,D957,L35,U41,L884,D591,R38,D911,L269,D204,R332,U632,L826,D202,L984,U153,L187,U472,R272,U232,L786,U932,L618,U104,R632,D469,L868,D451,R261,U647,L211,D781,R609,D549,L628,U963,L917,D716,L218,U71,L148,U638,R34,U133,R617,U312,L215,D41,L673,U643,R379,U486,L273,D539,L294,D598,L838,D60,L158,U817,R207,U825,L601,D786,R225,D89,L417,U481,L416,U133,R261,U405,R109,U962,R104,D676,R966,U138,L343,U14,L82,U564,R73,D361,R678,D868,L273,D879,R629,U164,R228,U949,R504,D254,L662,D726,R126,D437,R569,D23,R246,U840,R457,D429,R296,U110,L984,D106,L44,U264,R801,D350,R932,D334,L252,U714,L514,U261,R632,D926,R944,U924,R199,D181,L737,U408,R636,U57,L380,D949,R557,U28,L432,D83,R829,D865,L902,D351,R71,U704,R477,D501,L882,D75,R325,D53,L990,U460,R165,D82,R577,D788,R375,U264,L178,D193,R830,D343,L394
+L1003,U125,L229,U421,R863,D640,L239,U580,R342,U341,R989,U732,R51,U140,L179,U60,R483,D575,R49,U220,L284,U336,L905,U540,L392,U581,L570,U446,L817,U694,R923,U779,R624,D387,R495,D124,R862,D173,R425,D301,L550,D605,R963,U503,R571,U953,L878,D198,L256,D77,R409,D752,R921,D196,R977,U86,L842,U155,R987,D39,L224,U433,L829,D99,R558,U736,R645,D335,L52,D998,L613,D239,R470,U79,R839,D71,L753,U127,R135,D429,R729,U71,L151,U875,R668,D220,L501,D822,R306,D557,R461,U942,R59,U14,R353,D546,R409,D261,R204,U873,L847,U936,R611,U487,R474,U406,R818,U838,L301,D684,R861,D738,L265,D214,R272,D702,L145,U872,R345,D623,R200,D186,R407,U988,L608,U533,L185,D287,L549,U498,L630,U295,L425,U517,L263,D27,R697,U177,L615,U960,L553,U974,L856,U716,R126,D819,L329,D233,L212,U232,L164,D712,R316,D682,L641,U676,L535,U783,R39,U953,R39,U511,R837,U325,R391,U401,L642,U435,R626,U801,R876,D849,R448,D8,R74,U238,L186,D558,L648,D258,R262,U7,L510,U178,L183,U415,L631,D162,L521,D910,R462,U789,R885,D822,R908,D879,R614,D119,L570,U831,R993,U603,L118,U764,L414,U39,R14,U189,L415,D744,R897,U714,R326,U348,R822,U98,L357,D478,L464,D851,L545,D241,L672,U197,R156,D916,L246,U578,R4,U195,R82,D402,R327,D429,R119,U661,L184,D122,R891,D499,L808,U519,L36,U323,L259,U479,L647,D354,R891,D320,R653,U772,L158,U608,R149,U564,L164,D998,L485,U107,L145,U834,R846,D462,L391,D661,R841,U742,L597,D937,L92,U877,L350,D130,R684,U914,R400,D910,L739,U789,L188,U256,R10,U258,L965,U942,R234,D106,R852,U108,R732,U339,L955,U271,L340,U23,R373,D100,R137,U648,L130
\ No newline at end of file
diff --git a/inputs/03s1.txt b/inputs/03s1.txt
new file mode 100644
index 0000000..b823edd
--- /dev/null
+++ b/inputs/03s1.txt
@@ -0,0 +1,2 @@
+R8,U5,L5,D3
+U7,R6,D4,L4
\ No newline at end of file
diff --git a/inputs/03s2.txt b/inputs/03s2.txt
new file mode 100644
index 0000000..3207492
--- /dev/null
+++ b/inputs/03s2.txt
@@ -0,0 +1,2 @@
+R75,D30,R83,U83,L12,D49,R71,U7,L72
+U62,R66,U55,R34,D71,R55,D58,R83
\ No newline at end of file
diff --git a/inputs/03s3.txt b/inputs/03s3.txt
new file mode 100644
index 0000000..f4f32ec
--- /dev/null
+++ b/inputs/03s3.txt
@@ -0,0 +1,2 @@
+R98,U47,R26,D63,R33,U87,L62,D20,R33,U53,R51
+U98,R91,D20,R16,D67,R40,U7,R15,U6,R7
\ No newline at end of file
diff --git a/main.go b/main.go
index b18da86..c63aa09 100644
--- a/main.go
+++ b/main.go
@@ -27,6 +27,7 @@ const (
 var dayMap = []day{
 	&days.Day01{},
 	&days.Day02{},
+	&days.Day03{},
 }
 
 func main() {