1diff --git a/BENCH b/BENCH
2index 7dc31f359e5a958c9b558b7c30bbf8fc8fcf5498..e3ad98bbb9d3efb765d038e8bf6e4cbc60405519 100644
3--- a/BENCH
4+++ b/BENCH
5@@ -1,39 +1,83 @@
6+Zig: 0.15.2
7+
8 RELEASE FAST
9-2.4M zig-out/bin/aoc2024
10+2.4M zig-out/bin/aoc2025
11
12 benchmark runs total time time/run (avg ± σ) (min ... max) p75 p99 p995
13 -----------------------------------------------------------------------------------------------------------------------------
14-Dia 1 parte 1 40215 1.836s 45.654us ± 1.099us (44.904us ... 76.393us) 45.546us 50.274us 50.845us
15-Dia 1 parte 2 43858 2.054s 46.837us ± 2.256us (44.463us ... 94.917us) 49.753us 53.009us 53.731us
16-Dia 2 parte 1 95 1.986s 20.913ms ± 112.456us (20.775ms ... 21.528ms) 20.923ms 21.528ms 21.528ms
17-Dia 2 parte 2 27 2.007s 74.339ms ± 631.926us (73.075ms ... 76.82ms) 74.295ms 76.82ms 76.82ms
18-Dia 3 parte 1 100000 187.034ms 1.87us ± 157ns (1.843us ... 7.534us) 1.864us 1.884us 2.324us
19-Dia 3 parte 2 31077 2.016s 64.892us ± 3.846us (57.537us ... 122.619us) 65.032us 79.088us 81.772us
20-Dia 4 parte 1 100000 542.089ms 5.42us ± 351ns (5.27us ... 45.405us) 5.401us 6.702us 8.175us
21-Dia 4 parte 2 434 2.009s 4.629ms ± 95.303us (4.489ms ... 6.045ms) 4.649ms 4.788ms 5.128ms
22-Dia 5 parte 1 52505 2.003s 38.158us ± 2.211us (37.099us ... 70.281us) 37.791us 45.685us 52.708us
23+Dia 1 parte 1 39930 1.936s 48.489us ± 2.339us (44.543us ... 99.355us) 49.633us 53.09us 54.291us
24+Dia 1 parte 2 43968 1.983s 45.117us ± 987ns (44.593us ... 75.631us) 44.974us 49.593us 50.324us
25+Dia 2 parte 1 103 1.987s 19.293ms ± 357.003us (19.069ms ... 22.658ms) 19.285ms 20.229ms 22.658ms
26+Dia 2 parte 2 30 1.999s 66.654ms ± 351.695us (66.28ms ... 67.743ms) 66.644ms 67.743ms 67.743ms
27+Dia 3 parte 1 100000 167.504ms 1.675us ± 157ns (1.643us ... 8.346us) 1.673us 2.024us 2.093us
28+Dia 3 parte 2 29429 2.002s 68.033us ± 3.378us (66.374us ... 121.316us) 67.326us 80.07us 83.245us
29+Dia 4 parte 1 100000 536.372ms 5.363us ± 291ns (5.229us ... 28.162us) 5.35us 6.362us 8.106us
30+Dia 4 parte 2 414 2.011s 4.858ms ± 107.909us (4.729ms ... 6.158ms) 4.883ms 5.078ms 5.44ms
31+Dia 5 parte 1 52654 2.001s 38.014us ± 2.956us (36.638us ... 84.909us) 37.62us 47.248us 56.315us
32 Dia 5 parte 1 [MEMORY] 128B ± 0B (128B ... 128B) 128B 128B 128B
33-Dia 5 parte 2 87876 2.01s 22.881us ± 3.791us (21.54us ... 111.949us) 22.172us 30.557us 33.703us
34+Dia 5 parte 2 83866 1.983s 23.649us ± 5.512us (22.221us ... 145.041us) 23.053us 31.419us 34.565us
35 Dia 5 parte 2 [MEMORY] 256B ± 0B (256B ... 256B) 256B 256B 256B
36+Dia 6 parte 1 48837 1.986s 40.682us ± 886ns (39.704us ... 70.612us) 40.746us 44.714us 45.365us
37+Dia 6 parte 2 73561 2.177s 29.596us ± 2.21us (26.46us ... 246.451us) 30.497us 35.316us 37.741us
38+
39+
40+RELEASE SAFE
41+2.6M zig-out/bin/aoc2025
42+
43+benchmark runs total time time/run (avg ± σ) (min ... max) p75 p99 p995
44+-----------------------------------------------------------------------------------------------------------------------------
45+Dia 1 parte 1 27573 2.13s 77.269us ± 4.151us (69.66us ... 238.526us) 78.086us 92.313us 94.807us
46+Dia 1 parte 2 3185 2.136s 670.652us ± 37.759us (617.715us ... 914.469us) 698.695us 781.31us 804.373us
47+Dia 2 parte 1 74 1.933s 26.123ms ± 108.534us (25.906ms ... 26.341ms) 26.22ms 26.341ms 26.341ms
48+Dia 2 parte 2 20 1.838s 91.932ms ± 4.529ms (88.636ms ... 99.29ms) 98.872ms 99.29ms 99.29ms
49+Dia 3 parte 1 43325 1.806s 41.686us ± 1.648us (40.906us ... 75.942us) 41.528us 47.218us 48.912us
50+Dia 3 parte 2 25603 2.15s 83.985us ± 5.192us (75.541us ... 147.576us) 84.699us 116.447us 116.558us
51+Dia 4 parte 1 6288 1.981s 315.118us ± 3.36us (308.336us ... 348.742us) 317.193us 324.657us 325.969us
52+Dia 4 parte 2 337 1.984s 5.888ms ± 144.821us (5.795ms ... 6.709ms) 5.882ms 6.682ms 6.689ms
53+Dia 5 parte 1 14052 2.219s 157.972us ± 8.196us (137.998us ... 220.863us) 161.02us 186.198us 194.053us
54+Dia 5 parte 2 83082 2.188s 26.342us ± 3.392us (24.276us ... 83.176us) 25.869us 34.715us 38.451us
55+Dia 6 parte 1 44184 2.171s 49.144us ± 2.659us (44.082us ... 305.04us) 49.343us 57.868us 60.283us
56+Dia 6 parte 2 35427 1.947s 54.958us ± 3.466us (50.054us ... 106.479us) 56.676us 65.873us 67.997us
57
58
59 RELEASE SMALL
60-116K zig-out/bin/aoc2024
61+136K zig-out/bin/aoc2025
62
63 benchmark runs total time time/run (avg ± σ) (min ... max) p75 p99 p995
64 -----------------------------------------------------------------------------------------------------------------------------
65-Dia 1 parte 1 29977 1.999s 66.697us ± 1.11us (65.633us ... 97.102us) 66.885us 71.394us 71.915us
66-Dia 1 parte 2 29850 2.134s 71.503us ± 3.903us (65.423us ... 113.212us) 73.057us 85.229us 88.946us
67-Dia 2 parte 1 33 1.914s 58.013ms ± 2.834ms (55.947ms ... 63.138ms) 61.104ms 63.138ms 63.138ms
68-Dia 2 parte 2 17 1.954s 114.972ms ± 674.784us (113.864ms ... 116.07ms) 115.499ms 116.07ms 116.07ms
69-Dia 3 parte 1 53371 1.857s 34.812us ± 1.992us (33.332us ... 64.391us) 36.438us 41.718us 43.09us
70-Dia 3 parte 2 29439 1.984s 67.401us ± 2.331us (65.793us ... 92.513us) 67.186us 75.121us 76.382us
71-Dia 4 parte 1 10396 2.037s 196.023us ± 11.778us (172.763us ... 301.785us) 199.163us 225.131us 227.986us
72-Dia 4 parte 2 441 2.084s 4.727ms ± 267.787us (4.125ms ... 6.215ms) 4.826ms 5.747ms 6.173ms
73-Dia 5 parte 1 39224 2.183s 55.67us ± 4.385us (49.393us ... 130.885us) 54.972us 76.864us 81.753us
74+Dia 1 parte 1 29752 1.972s 66.282us ± 1.06us (64.921us ... 91.311us) 66.474us 70.682us 71.373us
75+Dia 1 parte 2 30067 1.994s 66.339us ± 1.223us (64.992us ... 96.36us) 66.545us 71.383us 72.496us
76+Dia 2 parte 1 35 1.999s 57.141ms ± 2.444ms (56.019ms ... 65.978ms) 56.555ms 65.978ms 65.978ms
77+Dia 2 parte 2 17 1.949s 114.657ms ± 742.671us (113.724ms ... 115.756ms) 115.321ms 115.756ms 115.756ms
78+Dia 3 parte 1 50865 2.008s 39.495us ± 1.309us (38.863us ... 71.844us) 39.444us 46.947us 46.958us
79+Dia 3 parte 2 26308 1.995s 75.853us ± 2.157us (74.86us ... 105.477us) 75.481us 88.055us 88.094us
80+Dia 4 parte 1 8425 1.995s 236.824us ± 2.548us (234.087us ... 270.776us) 237.965us 244.857us 246.391us
81+Dia 4 parte 2 314 2.103s 6.699ms ± 29.229us (6.646ms ... 6.926ms) 6.702ms 6.857ms 6.892ms
82+Dia 5 parte 1 38446 1.913s 49.759us ± 2.545us (48.059us ... 102.332us) 49.363us 60.844us 61.194us
83 Dia 5 parte 1 [MEMORY] 128B ± 0B (128B ... 128B) 128B 128B 128B
84-Dia 5 parte 2 66790 1.815s 27.18us ± 3.205us (25.828us ... 100.097us) 26.63us 35.026us 38.742us
85+Dia 5 parte 2 70888 2.026s 28.583us ± 3.058us (26.69us ... 92.824us) 28.022us 36.127us 40.055us
86 Dia 5 parte 2 [MEMORY] 256B ± 0B (256B ... 256B) 256B 256B 256B
87+Dia 6 parte 1 15526 1.994s 128.475us ± 1.698us (126.998us ... 158.917us) 128.841us 134.121us 135.604us
88+Dia 6 parte 2 18185 1.998s 109.899us ± 1.743us (107.721us ... 151.583us) 110.216us 115.426us 117.099us
89+
90+
91+DEBUG
92+9.2M zig-out/bin/aoc2025
93+
94+benchmark runs total time time/run (avg ± σ) (min ... max) p75 p99 p995
95+-----------------------------------------------------------------------------------------------------------------------------
96+Dia 1 parte 1 863 1.83s 2.12ms ± 91.626us (2.047ms ... 2.312ms) 2.147ms 2.305ms 2.306ms
97+Dia 1 parte 2 229 1.996s 8.717ms ± 35.291us (8.661ms ... 8.847ms) 8.747ms 8.807ms 8.807ms
98+Dia 2 parte 1 2 1.425s 712.909ms ± 2.908ms (710.852ms ... 714.966ms) 714.966ms 714.966ms 714.966ms
99+Dia 2 parte 2 1 1.303s 1.303s ± 0ns (1.303s ... 1.303s) 1.303s 1.303s 1.303s
100+Dia 3 parte 1 3482 2.166s 622.342us ± 33.283us (565.947us ... 942.401us) 637.291us 732.339us 756.894us
101+Dia 3 parte 2 2668 1.968s 737.851us ± 5.875us (729.252us ... 803.041us) 740.865us 758.157us 761.073us
102+Dia 4 parte 1 51 1.97s 38.63ms ± 195.218us (38.386ms ... 39.012ms) 38.819ms 39.012ms 39.012ms
103+Dia 4 parte 2 1 1.086s 1.086s ± 0ns (1.086s ... 1.086s) 1.086s 1.086s 1.086s
104+Dia 5 parte 1 625 1.998s 3.197ms ± 12.171us (3.175ms ... 3.255ms) 3.205ms 3.226ms 3.229ms
105+Dia 5 parte 2 3235 2.184s 675.37us ± 39.366us (610.611us ... 862.742us) 691.092us 802.66us 820.463us
106+Dia 6 parte 1 1068 2.153s 2.016ms ± 80.434us (1.808ms ... 2.485ms) 2.036ms 2.281ms 2.323ms
107+Dia 6 parte 2 1024 1.989s 1.943ms ± 137.981us (1.774ms ... 2.578ms) 1.991ms 2.276ms 2.297ms
108
109 CPU INFO
110 Architecture: x86_64
111@@ -51,34 +95,5 @@ Core(s) per socket: 8
112 Socket(s): 1
113 Stepping: 0
114 Frequency boost: enabled
115-CPU(s) scaling MHz: 52%
116+CPU(s) scaling MHz: 54%
117 CPU max MHz: 4560.3242
118-CPU min MHz: 576.9090
119-BogoMIPS: 7785.12
120-Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology nonstop_tsc cpuid extd_apicid aperfmperf rapl pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb cat_l3 cdp_l3 hw_pstate ssbd mba ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 cqm rdt_a rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local clzero irperf xsaveerptr rdpru wbnoinvd arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif v_spec_ctrl umip rdpid overflow_recov succor smca sev sev_es
121-Virtualization: AMD-V
122-L1d cache: 256 KiB (8 instances)
123-L1i cache: 256 KiB (8 instances)
124-L2 cache: 4 MiB (8 instances)
125-L3 cache: 32 MiB (2 instances)
126-NUMA node(s): 1
127-NUMA node0 CPU(s): 0-15
128-Vulnerability Gather data sampling: Not affected
129-Vulnerability Ghostwrite: Not affected
130-Vulnerability Indirect target selection: Not affected
131-Vulnerability Itlb multihit: Not affected
132-Vulnerability L1tf: Not affected
133-Vulnerability Mds: Not affected
134-Vulnerability Meltdown: Not affected
135-Vulnerability Mmio stale data: Not affected
136-Vulnerability Old microcode: Not affected
137-Vulnerability Reg file data sampling: Not affected
138-Vulnerability Retbleed: Mitigation; untrained return thunk; SMT enabled with STIBP protection
139-Vulnerability Spec rstack overflow: Mitigation; Safe RET
140-Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl
141-Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization
142-Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP always-on; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected
143-Vulnerability Srbds: Not affected
144-Vulnerability Tsa: Not affected
145-Vulnerability Tsx async abort: Not affected
146-Vulnerability Vmscape: Mitigation; IBPB before exit to userspace
147diff --git a/bench.sh b/bench.sh
148index 7b163c08f9fe4a0d811966bc85557af7225cdb38..4d504e9363f1702e3b9447b1909b1837749c3cce 100755
149--- a/bench.sh
150+++ b/bench.sh
151@@ -2,6 +2,8 @@ #!/usr/bin/env bash
152
153
154 {
155+ echo "Zig: " "$(zig version)"
156+ echo ""
157 echo "RELEASE FAST";
158 zig build --release=fast;
159 du -sh zig-out/bin/aoc2024;
160@@ -10,23 +12,30 @@
161 echo ""
162 echo ""
163
164+ echo "RELEASE SAFE";
165+ zig build --release=safe;
166+ du -sh zig-out/bin/aoc2024;
167+ ./zig-out/bin/bench;
168+
169+ echo ""
170+ echo ""
171+
172 echo "RELEASE SMALL";
173 zig build --release=small;
174 du -sh zig-out/bin/aoc2024;
175 ./zig-out/bin/bench;
176
177-# it panics for now
178-# echo ""
179-# echo ""
180-#
181-# echo "Debug";
182-# zig build;
183-# du -sh zig-out/bin/aoc2024;
184-# ./zig-out/bin/bench;
185+ echo ""
186+ echo ""
187+
188+ echo "DEBUG";
189+ zig build;
190+ du -sh zig-out/bin/aoc2024;
191+ ./zig-out/bin/bench;
192
193 echo ""
194
195 echo "CPU INFO"
196- lscpu
197+ lscpu | head -n 17
198 } > BENCH
199
200diff --git a/build.zig.zon b/build.zig.zon
201index c15561371fd911cc82329d0e87bcec630ab8e43c..655a74b31979a8129256bef93591bd50e73128e2 100644
202--- a/build.zig.zon
203+++ b/build.zig.zon
204@@ -1,5 +1,5 @@
205 .{
206- .name = .aoc2024,
207+ .name = .aoc2025,
208 .version = "0.0.0",
209 .minimum_zig_version = "0.15.1",
210 .fingerprint = 0x25105d439732947a,
211diff --git a/src/bench.zig b/src/bench.zig
212index 5dbcd9bef9582ca8d77eae91464b22d2385bf2fc..31f574419df826ca360db2e21fbadce3aaafad71 100644
213--- a/src/bench.zig
214+++ b/src/bench.zig
215@@ -1,4 +1,5 @@
216 const std = @import("std");
217+const builtin = @import("builtin");
218 const zbench = @import("zbench");
219
220 const day1 = @import("day1.zig");
221@@ -6,6 +7,7 @@ const day2 = @import("day2.zig");
222 const day3 = @import("day3.zig");
223 const day4 = @import("day4.zig");
224 const day5 = @import("day5.zig");
225+const day6 = @import("day6.zig");
226
227 fn day1pt1(_: std.mem.Allocator) void {
228 _ = day1.pt1(@embedFile("input/day1"));
229@@ -47,6 +49,14 @@ fn day5pt2(alloc: std.mem.Allocator) void {
230 _ = day5.pt2(alloc, @embedFile("input/day5")) catch unreachable;
231 }
232
233+fn day6pt1(_: std.mem.Allocator) void {
234+ _ = day6.pt1(@embedFile("input/day6"));
235+}
236+
237+fn day6pt2(_: std.mem.Allocator) void {
238+ _ = day6.pt2(@embedFile("input/day6"));
239+}
240+
241 pub fn main() !void {
242 var stdout = std.fs.File.stdout().writerStreaming(&.{});
243 const writer = &stdout.interface;
244@@ -62,8 +72,17 @@ try bench.add("Dia 3 parte 1", day3pt1, .{});
245 try bench.add("Dia 3 parte 2", day3pt2, .{});
246 try bench.add("Dia 4 parte 1", day4pt1, .{});
247 try bench.add("Dia 4 parte 2", day4pt2, .{});
248- try bench.add("Dia 5 parte 1", day5pt1, .{ .track_allocations = true });
249- try bench.add("Dia 5 parte 2", day5pt2, .{ .track_allocations = true });
250+ // FIXME: this is a bug on the zbench that on debug or release safe mode it
251+ // panics calculating memory used.
252+ if (builtin.mode == .Debug or builtin.mode == .ReleaseSafe) {
253+ try bench.add("Dia 5 parte 1", day5pt1, .{});
254+ try bench.add("Dia 5 parte 2", day5pt2, .{});
255+ } else {
256+ try bench.add("Dia 5 parte 1", day5pt1, .{ .track_allocations = true });
257+ try bench.add("Dia 5 parte 2", day5pt2, .{ .track_allocations = true });
258+ }
259+ try bench.add("Dia 6 parte 1", day6pt1, .{});
260+ try bench.add("Dia 6 parte 2", day6pt2, .{});
261
262 try writer.writeAll("\n");
263 try bench.run(writer);
264diff --git a/src/day6.zig b/src/day6.zig
265new file mode 100644
266index 0000000000000000000000000000000000000000..4c6d8f9c768f6246aaf8c05b60960fd5cdf5de17
267--- /dev/null
268+++ b/src/day6.zig
269@@ -0,0 +1,135 @@
270+const std = @import("std");
271+
272+const board_height: u64 = 5;
273+const board_width: u64 = 3785;
274+
275+pub fn pt1(input: []const u8) u64 {
276+ var x: usize = 0;
277+ var counter: u64 = 0;
278+ while (x < board_width) {
279+ const width = getChunkSize(input, x);
280+ counter += calulateChunckPt1(input, x, width);
281+ x += width + 1;
282+ }
283+ return counter;
284+}
285+
286+pub fn pt2(input: []const u8) u64 {
287+ var x: usize = 0;
288+ var counter: u64 = 0;
289+ while (x < board_width) {
290+ const width = getChunkSize(input, x);
291+ counter += calulateChunckPt2(input, x, width);
292+ x += width + 1;
293+ }
294+ return counter;
295+}
296+
297+fn get(input: []const u8, x: usize, y: usize) u8 {
298+ return input[x + (y * board_width)];
299+}
300+
301+fn getChunkSize(input: []const u8, x: usize) usize {
302+ for (x..board_width) |w| {
303+ var empty_count: usize = 0;
304+ for (0..board_height) |h| {
305+ const c = get(input, w, h);
306+ if (c == ' ' or c == '\n') empty_count += 1;
307+ }
308+
309+ if (empty_count == board_height) {
310+ return w - x;
311+ }
312+ }
313+
314+ unreachable;
315+}
316+
317+fn calulateChunckPt1(input: []const u8, x: usize, width: usize) u64 {
318+ var numbers: [board_height - 1]u64 = undefined;
319+
320+ for (0..(board_height - 1)) |h| {
321+ const from = x + (h * board_width);
322+ const to = x + (h * board_width) + width;
323+ const number_str = input[from..to];
324+ const trimed_number_str = std.mem.trim(u8, number_str, " ");
325+ const number = std.fmt.parseInt(u64, trimed_number_str, 10) catch unreachable;
326+ numbers[h] = number;
327+ }
328+
329+ var sum = true;
330+
331+ for (0..width) |w| {
332+ const c = get(input, w + x, board_height - 1);
333+ if (c == '*') {
334+ sum = !sum;
335+ break;
336+ }
337+ }
338+
339+ if (sum) {
340+ var counter: u64 = 0;
341+ for (numbers) |n| {
342+ counter += n;
343+ }
344+ return counter;
345+ } else {
346+ var counter: u64 = 1;
347+ for (numbers) |n| {
348+ counter *= n;
349+ }
350+ return counter;
351+ }
352+}
353+
354+fn calulateChunckPt2(input: []const u8, x: usize, width: usize) u64 {
355+ // guessing a higher number of column so I don't have to alloc
356+ var numbers: [10]u64 = undefined;
357+
358+ var number_str: [board_height - 1]u8 = undefined;
359+
360+ for (x..(x + width), 0..) |w, i| {
361+ for (0..board_height - 1) |h| {
362+ const c = get(input, w, h);
363+ number_str[h] = c;
364+ }
365+
366+ const trimed_number_str = std.mem.trim(u8, &number_str, " ");
367+ const number = std.fmt.parseInt(u64, trimed_number_str, 10) catch unreachable;
368+ numbers[i] = number;
369+ }
370+
371+ var sum = true;
372+
373+ for (0..width) |w| {
374+ const c = get(input, w + x, board_height - 1);
375+ if (c == '*') {
376+ sum = !sum;
377+ break;
378+ }
379+ }
380+
381+ if (sum) {
382+ var counter: u64 = 0;
383+ for (0..width) |n| {
384+ counter += numbers[n];
385+ }
386+ return counter;
387+ } else {
388+ var counter: u64 = 1;
389+ for (0..width) |n| {
390+ counter *= numbers[n];
391+ }
392+ return counter;
393+ }
394+}
395+
396+test "Day 6 part 1" {
397+ const res = pt1(@embedFile("./input/day6"));
398+ try std.testing.expect(res == 6757749566978);
399+}
400+
401+test "Day 6 part 2" {
402+ const res = pt2(@embedFile("./input/day6"));
403+ try std.testing.expect(res == 10603075273949);
404+}
405diff --git a/src/input/day6 b/src/input/day6
406new file mode 100644
407index 0000000000000000000000000000000000000000..94a75eb715fc5b073fe9e3b2eda0b856a781421c
408Binary files /dev/null and b/src/input/day6 differ
409diff --git a/src/main.zig b/src/main.zig
410index 911929f200374eb17e0ec8f9461609c4465d5d7f..abb98481e45e3776b8b7f75bf3fea8e90dde508c 100644
411--- a/src/main.zig
412+++ b/src/main.zig
413@@ -4,6 +4,7 @@ const day2 = @import("day2.zig");
414 const day3 = @import("day3.zig");
415 const day4 = @import("day4.zig");
416 const day5 = @import("day5.zig");
417+const day6 = @import("day6.zig");
418
419 pub fn main() !void {
420 var gpa = std.heap.GeneralPurposeAllocator(.{ .thread_safe = false }){};
421@@ -33,6 +34,10 @@ } else if (std.mem.eql(u8, "day5", day)) {
422 const input = @embedFile("./input/day5");
423 print(try day5.pt1(alloc, input));
424 print(try day5.pt2(alloc, input));
425+ } else if (std.mem.eql(u8, "day6", day)) {
426+ const input = @embedFile("./input/day6");
427+ print(day6.pt1(input));
428+ print(day6.pt2(input));
429 }
430 }
431 }