diff --git a/day8/day8.go b/day8/day8.go
new file mode 100644
index 0000000..55b41a8
--- /dev/null
+++ b/day8/day8.go
@@ -0,0 +1,102 @@
+package main
+
+import (
+	"AoC2020/helper"
+	"fmt"
+	"os"
+	"strconv"
+	"strings"
+)
+
+var band []string
+var pointer int
+var accumulator int
+var result int
+var terminated bool
+
+
+func main() {
+	args := os.Args[1:]
+	input, err := helper.GetInput(args[0])
+	if err != nil {
+		fmt.Println(err)
+	}
+	runMachine(input)
+	fmt.Println(result)
+	part2(input)
+}
+
+func part2(input []string) {
+	for i,_ := range input {
+		if strings.Fields(input[i])[0] == "nop" {
+			changedInput := make([]string, len(input))
+			copy(changedInput,input)
+			changedInput[i] = strings.Replace(band[i],"nop","jmp",-1)
+			runMachine(changedInput)
+		}
+		if strings.Fields(input[i])[0] == "jmp" {
+			changedInput := make([]string, len(input))
+			copy(changedInput,input)
+			changedInput[i] = strings.Replace(band[i],"jmp","nop",-1)
+			runMachine(changedInput)
+		}
+		if terminated == true {
+			fmt.Printf("Change value at: %d \n", i)
+			fmt.Printf("Accumulator: %d", result)
+		}
+	}
+}
+
+func runMachine(input []string) {
+	pointer = 0
+	result = 0
+	accumulator = 0
+	band = input
+	var visitedPointer []bool = make([]bool, len(band))
+	for i := 0; i < len(band); i++ {
+		visitedPointer[i] = false
+	}
+	for result == 0 {
+		terminated = run(visitedPointer)
+	}
+}
+
+func run(visitedPointer []bool) bool {
+	if pointer == len(band) {
+		result = accumulator
+		return true
+	}
+	if visitedPointer[pointer]  {
+		result = accumulator
+		return false
+	} else {
+		visitedPointer[pointer] = true
+	}
+	command := strings.Fields(band[pointer])
+	number, _ := strconv.Atoi(command[1])
+	if command[0] == "acc"{
+		acc(number)
+	}
+	if command[0] == "jmp"{
+		jmp(number)
+	}
+	if command[0] == "nop"{
+		nop()
+	}
+	return false
+}
+
+func nop() {
+	pointer++
+}
+
+func acc(number int) {
+	accumulator += number
+	pointer++
+}
+
+func jmp(number int) {
+	pointer += number
+}
+
+
diff --git a/day8/day8Input.txt b/day8/day8Input.txt
new file mode 100644
index 0000000..bb00420
--- /dev/null
+++ b/day8/day8Input.txt
@@ -0,0 +1,623 @@
+acc +37
+acc -4
+nop +405
+jmp +276
+acc +39
+acc +40
+acc -3
+jmp +231
+acc +44
+acc +12
+jmp +505
+acc +35
+jmp +282
+acc +23
+jmp +598
+nop +392
+acc +18
+acc +44
+acc +18
+jmp +297
+nop +460
+jmp +152
+nop +541
+acc +33
+jmp -11
+acc -5
+acc +9
+jmp +327
+acc +30
+acc -1
+acc -3
+jmp +50
+acc +22
+acc +18
+acc +33
+acc +37
+jmp +57
+acc -17
+acc -6
+acc -2
+jmp +535
+acc -15
+jmp +279
+acc +34
+acc +44
+acc +41
+jmp +349
+acc +2
+acc +6
+nop +351
+nop +252
+jmp +505
+jmp +1
+jmp +1
+nop +61
+jmp +524
+nop +351
+jmp +399
+acc +1
+nop +397
+acc +39
+nop +141
+jmp +134
+acc +46
+acc +14
+acc +26
+jmp +236
+acc +7
+acc -6
+acc +35
+jmp +397
+acc +15
+jmp +140
+acc +3
+acc -4
+acc +37
+acc +12
+jmp +86
+jmp +416
+jmp +1
+jmp +55
+acc -19
+jmp +536
+jmp +1
+acc -11
+acc +15
+jmp -61
+acc +25
+jmp -25
+acc +50
+acc +43
+jmp +1
+jmp +140
+acc +46
+nop -53
+acc +1
+nop +440
+jmp +488
+jmp +396
+nop +443
+acc +41
+jmp +168
+acc +25
+nop +383
+acc +12
+acc -19
+jmp +21
+acc +29
+acc +30
+jmp +497
+jmp +502
+jmp +417
+nop +351
+acc -15
+jmp +243
+acc +21
+acc +16
+jmp +332
+acc +28
+acc +22
+acc +38
+jmp +476
+acc +8
+acc -11
+jmp +458
+acc +9
+jmp +246
+acc +40
+acc +31
+acc +26
+jmp +218
+acc +27
+acc +9
+nop +347
+jmp +478
+nop +28
+nop +106
+acc +25
+acc -15
+jmp +397
+acc +31
+jmp +231
+acc -4
+nop +136
+acc +14
+jmp +181
+jmp +361
+acc +16
+acc +11
+jmp -108
+nop +299
+acc +21
+acc -2
+jmp -106
+jmp +246
+acc +31
+jmp +407
+jmp +377
+acc +43
+acc -12
+nop +142
+acc +8
+jmp -91
+jmp +1
+acc +34
+acc +5
+acc +31
+jmp +12
+acc +34
+acc +7
+acc +34
+acc +20
+jmp -45
+acc -11
+acc +41
+acc +10
+jmp +310
+nop -106
+jmp -36
+acc +23
+acc +46
+acc +46
+jmp +112
+acc +41
+nop +179
+acc +17
+nop +356
+jmp +147
+acc +42
+nop +49
+jmp +119
+acc +0
+acc +7
+acc -18
+acc -8
+jmp +11
+acc +12
+acc +38
+acc +39
+jmp +281
+nop +186
+jmp +162
+acc +44
+acc +20
+jmp +153
+jmp +395
+acc +49
+jmp +1
+acc +2
+jmp +1
+jmp -31
+jmp +301
+nop +97
+jmp -102
+jmp +262
+acc +28
+acc -15
+acc +44
+acc -13
+jmp +191
+jmp +281
+acc +36
+acc +1
+nop +15
+jmp +211
+acc +6
+acc -4
+jmp +42
+acc +34
+acc +0
+jmp +104
+jmp +311
+jmp +84
+acc +43
+acc -8
+acc -10
+acc +38
+jmp -90
+acc +49
+jmp +303
+nop +132
+jmp +301
+nop +60
+acc +37
+nop +96
+jmp +182
+acc +16
+acc +18
+nop +152
+acc +19
+jmp +325
+jmp -63
+acc +28
+jmp +56
+acc +18
+acc +29
+acc +33
+jmp -115
+acc +47
+acc +19
+jmp +1
+nop +41
+jmp +1
+jmp -207
+nop -62
+acc -9
+acc +42
+acc -12
+jmp -56
+acc +28
+jmp -163
+acc +25
+acc +17
+jmp -217
+acc +7
+jmp +272
+acc +43
+acc +22
+jmp +70
+acc -17
+jmp -117
+acc +24
+acc +26
+nop -275
+jmp -46
+nop +87
+acc +19
+acc +28
+jmp -34
+acc +4
+acc +9
+acc +6
+jmp +1
+jmp +28
+acc -6
+nop -67
+acc -10
+jmp +271
+acc +40
+acc +25
+acc -4
+jmp -63
+acc +46
+jmp +78
+acc +41
+nop -126
+nop +70
+jmp +1
+jmp +172
+nop +270
+jmp +30
+jmp +1
+acc +38
+nop +68
+acc +29
+jmp +253
+acc -18
+jmp -89
+acc +18
+acc +30
+jmp +147
+acc +24
+acc +11
+acc +50
+jmp -225
+jmp -210
+acc -18
+acc +1
+acc +38
+jmp +1
+jmp -79
+acc +45
+acc +12
+jmp +209
+jmp -207
+acc +32
+acc +4
+acc +32
+acc +14
+jmp +83
+acc +13
+acc +1
+acc +46
+acc +38
+jmp +28
+nop +153
+acc -17
+jmp -73
+acc +11
+jmp +248
+acc +29
+acc +45
+acc +16
+jmp +96
+jmp -273
+acc +34
+jmp +87
+nop +99
+acc -3
+jmp -74
+acc +12
+nop -119
+jmp -141
+acc -18
+nop -79
+acc +1
+acc +6
+jmp +9
+acc +3
+acc +44
+acc +39
+jmp -165
+acc +6
+jmp +44
+acc +25
+jmp -133
+acc +0
+jmp +14
+jmp +1
+acc +1
+jmp -223
+jmp +71
+nop -1
+acc +22
+acc +11
+jmp -274
+jmp -330
+acc +45
+jmp +1
+acc +15
+jmp -158
+jmp -128
+acc +50
+acc +26
+jmp -73
+nop +99
+jmp +71
+acc +35
+acc +7
+jmp +192
+acc +13
+jmp +190
+acc +4
+acc -1
+acc +40
+acc -15
+jmp +50
+acc +29
+jmp -337
+jmp -75
+acc +41
+jmp +1
+jmp -387
+acc +28
+acc +18
+acc +19
+jmp -62
+nop -196
+jmp -410
+jmp +1
+acc -17
+jmp -267
+acc +22
+jmp -301
+nop -98
+acc -15
+jmp -124
+acc +45
+acc -18
+acc +15
+acc +42
+jmp -296
+nop -10
+acc +29
+jmp -371
+acc +3
+jmp +1
+nop +61
+acc +5
+jmp -361
+acc -5
+nop -326
+jmp -379
+acc -10
+jmp +1
+acc +44
+jmp -231
+acc +3
+jmp -94
+acc +1
+jmp +113
+jmp -336
+acc +4
+jmp -299
+acc -13
+jmp +1
+acc +13
+jmp +143
+acc -11
+acc -19
+acc +18
+nop -390
+jmp -27
+acc +42
+jmp -232
+acc +15
+jmp -228
+acc +21
+acc +39
+acc +47
+acc +6
+jmp +57
+acc +28
+acc +27
+acc +50
+jmp -397
+acc +12
+jmp -445
+acc +30
+jmp -352
+acc -4
+acc +26
+acc +48
+jmp +1
+jmp -205
+jmp +22
+nop -284
+acc -1
+nop -361
+acc +0
+jmp -368
+acc -17
+nop -223
+jmp -41
+acc +4
+acc +46
+jmp +79
+jmp -370
+jmp -260
+acc +42
+jmp -14
+acc +30
+acc +50
+acc +13
+jmp -61
+acc +46
+jmp -63
+nop -55
+nop -320
+jmp -11
+acc +10
+jmp -424
+jmp -11
+acc +3
+jmp -71
+acc +42
+acc -13
+jmp +4
+nop -155
+nop -138
+jmp +62
+acc +11
+acc +19
+acc +15
+acc +17
+jmp -73
+acc -11
+jmp -273
+acc +8
+acc +6
+acc -7
+acc +41
+jmp -311
+jmp -111
+jmp -260
+jmp +50
+jmp -60
+jmp +1
+nop -89
+acc +36
+acc +14
+jmp -220
+nop -415
+acc +28
+jmp -402
+acc +41
+jmp -165
+acc +9
+acc -13
+acc -18
+acc +18
+jmp -504
+acc -9
+acc +29
+acc +44
+jmp -444
+acc +5
+acc +47
+jmp -545
+acc +23
+acc +7
+nop -240
+jmp -320
+jmp -141
+jmp +1
+acc +28
+nop -287
+jmp -118
+acc +44
+acc -7
+jmp -550
+acc +10
+acc +20
+acc -3
+jmp -401
+acc +45
+acc +36
+jmp -375
+jmp -485
+acc +9
+jmp -338
+jmp -510
+jmp -196
+acc -16
+jmp -372
+acc +0
+jmp -380
+acc -3
+nop -473
+nop -361
+jmp -311
+acc +0
+nop +20
+jmp -436
+acc +9
+jmp +1
+jmp -215
+acc +19
+jmp -451
+jmp -43
+acc -13
+acc -10
+acc -5
+jmp -208
+acc -11
+jmp -156
+acc +11
+acc -2
+nop -357
+jmp -73
+acc +21
+jmp -159
+acc +28
+acc -16
+acc +12
+acc +1
+jmp -282
+jmp -131
+acc -11
+acc +45
+acc +0
+acc +28
+jmp +1
\ No newline at end of file
diff --git a/day8/day8Test.txt b/day8/day8Test.txt
new file mode 100644
index 0000000..6fee349
--- /dev/null
+++ b/day8/day8Test.txt
@@ -0,0 +1,9 @@
+nop +0
+acc +1
+jmp +4
+acc +3
+jmp -3
+acc -99
+acc +1
+jmp -4
+acc +6
\ No newline at end of file