×
From to
:
I have to be at work
I know I want to be on vacation
?
I let the optimizer decide
Weekend days
Working days
Public holidays
EN | ES 
Language:



Español
Français
Português
Italiano
Deutsch
..in USA
|  Federal holidays
SAT-SUN
Country :
Calendar
School holidays :
Weekend days:
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
SAVE
The Holidays        ptimizer
It tells you when to take your days off to maximize the length of your vacation
 ▶
Optimize it
I would like to take
days off
from  
1 2 3 4 5 6 7 9 10 11 12
 to 
1 2 3 4 5 6 7 9 10 11 12
Before running the optimizer, clicking on the days of the calendar you can define:
the days you must necessarily be at work ()
the days you want to be on holidays for sure ()
December 2022
week
mon
tue
wed
thu
fri
sat
sun
48
49
07
15
0
0
+
×
08
15
1
0
+
×
09
15
2
0
+
×
10
15
3
0
+
×
11
15
4
0
+
×
50
12
15
5
0
+
×
13
15
6
0
+
×
14
15
7
0
+
×
15
15
8
0
+
×
16
15
9
0
+
×
17
15
10
0
+
×
18
15
11
0
+
×
51
19
15
12
0
+
×
20
15
13
0
+
×
21
15
14
0
+
×
22
15
15
0
+
×
23
15
16
0
+
×
24
15
17
0
+
×
25
15
18
0
Christmas
+
×
52
26
15
19
0
Christmas Observance
+
×
27
15
20
0
+
×
28
15
21
0
+
×
29
15
22
0
+
×
30
15
23
0
+
×
31
15
24
0
+
×
01
January 2023
week
mon
tue
wed
thu
fri
sat
sun
52
01
15
25
0
New Year's Day
+
×
01
02
15
26
0
New Year's Day Obs
+
×
03
15
27
0
+
×
04
15
28
0
+
×
05
15
29
0
+
×
06
15
30
0
+
×
07
15
31
0
+
×
08
15
32
0
+
×
02
09
15
33
0
+
×
10
15
34
0
+
×
11
15
35
0
+
×
12
15
36
0
+
×
13
15
37
0
+
×
14
15
38
0
+
×
15
15
39
0
+
×
03
16
15
40
0
Martin Luther King Day
+
×
17
15
41
0
+
×
18
15
42
0
+
×
19
15
43
0
+
×
20
15
44
0
+
×
21
15
45
0
+
×
22
15
46
0
+
×
04
23
15
47
0
+
×
24
15
48
0
+
×
25
15
49
0
+
×
26
15
50
0
+
×
27
15
51
0
+
×
28
15
52
0
+
×
29
15
53
0
+
×
05
30
15
54
0
+
×
31
15
55
0
+
×
February 2023
week
mon
tue
wed
thu
fri
sat
sun
05
01
15
56
0
+
×
02
15
57
0
+
×
03
15
58
0
+
×
04
15
59
0
+
×
05
15
60
0
+
×
06
06
15
61
0
+
×
07
15
62
0
+
×
08
15
63
0
+
×
09
15
64
0
+
×
10
15
65
0
+
×
11
15
66
0
+
×
12
15
67
0
+
×
07
13
15
68
0
+
×
14
15
69
0
+
×
15
15
70
0
+
×
16
15
71
0
+
×
17
15
72
0
+
×
18
15
73
0
+
×
19
15
74
0
+
×
08
20
15
75
0
President's Day
+
×
21
15
76
0
+
×
22
15
77
0
+
×
23
15
78
0
+
×
24
15
79
0
+
×
25
15
80
0
+
×
26
15
81
0
+
×
09
27
15
82
0
+
×
28
15
83
0
+
×
10
March 2023
week
mon
tue
wed
thu
fri
sat
sun
09
01
15
84
0
+
×
02
15
85
0
+
×
03
15
86
0
+
×
04
15
87
0
+
×
05
15
88
0
+
×
10
06
15
89
0
+
×
07
15
90
0
+
×
08
15
91
0
+
×
09
15
92
0
+
×
10
15
93
0
+
×
11
15
94
0
+
×
12
15
95
0
+
×
11
13
15
96
0
+
×
14
15
97
0
+
×
15
15
98
0
+
×
16
15
99
0
+
×
17
15
100
0
+
×
18
15
101
0
+
×
19
15
102
0
+
×
12
20
15
103
0
+
×
21
15
104
0
+
×
22
15
105
0
+
×
23
15
106
0
+
×
24
15
107
0
+
×
25
15
108
0
+
×
26
15
109
0
+
×
13
27
15
110
0
+
×
28
15
111
0
+
×
29
15
112
0
+
×
30
15
113
0
+
×
31
15
114
0
+
×
14
 
April 2023
week
mon
tue
wed
thu
fri
sat
sun
13
01
15
115
0
+
×
02
15
116
0
+
×
14
03
15
117
0
+
×
04
15
118
0
+
×
05
15
119
0
+
×
06
15
120
0
+
×
07
15
121
0
+
×
08
15
122
0
+
×
09
15
123
0
+
×
15
10
15
124
0
+
×
11
15
125
0
+
×
12
15
126
0
+
×
13
15
127
0
+
×
14
15
128
0
+
×
15
15
129
0
+
×
16
15
130
0
+
×
16
17
15
131
0
+
×
18
15
132
0
+
×
19
15
133
0
+
×
20
15
134
0
+
×
21
15
135
0
+
×
22
15
136
0
+
×
23
15
137
0
+
×
17
24
15
138
0
+
×
25
15
139
0
+
×
26
15
140
0
+
×
27
15
141
0
+
×
28
15
142
0
+
×
29
15
143
0
+
×
30
15
144
0
+
×
18
May 2023
week
mon
tue
wed
thu
fri
sat
sun
18
01
15
145
0
+
×
02
15
146
0
+
×
03
15
147
0
+
×
04
15
148
0
+
×
05
15
149
0
+
×
06
15
150
0
+
×
07
15
151
0
+
×
19
08
15
152
0
+
×
09
15
153
0
+
×
10
15
154
0
+
×
11
15
155
0
+
×
12
15
156
0
+
×
13
15
157
0
+
×
14
15
158
0
+
×
20
15
15
159
0
+
×
16
15
160
0
+
×
17
15
161
0
+
×
18
15
162
0
+
×
19
15
163
0
+
×
20
15
164
0
+
×
21
15
165
0
+
×
21
22
15
166
0
+
×
23
15
167
0
+
×
24
15
168
0
+
×
25
15
169
0
+
×
26
15
170
0
+
×
27
15
171
0
+
×
28
15
172
0
+
×
22
29
15
173
0
Memorial Day
+
×
30
15
174
0
+
×
31
15
175
0
+
×
23
June 2023
week
mon
tue
wed
thu
fri
sat
sun
22
01
15
176
0
+
×
02
15
177
0
+
×
03
15
178
0
+
×
04
15
179
0
+
×
23
05
15
180
0
+
×
06
15
181
0
+
×
07
15
182
0
+
×
08
15
183
0
+
×
09
15
184
0
+
×
10
15
185
0
+
×
11
15
186
0
+
×
24
12
15
187
0
+
×
13
15
188
0
+
×
14
15
189
0
+
×
15
15
190
0
+
×
16
15
191
0
+
×
17
15
192
0
+
×
18
15
193
0
+
×
25
19
15
194
0
Juneteenth
+
×
20
15
195
0
+
×
21
15
196
0
+
×
22
15
197
0
+
×
23
15
198
0
+
×
24
15
199
0
+
×
25
15
200
0
+
×
26
26
15
201
0
+
×
27
15
202
0
+
×
28
15
203
0
+
×
29
15
204
0
+
×
30
15
205
0
+
×
27
July 2023
week
mon
tue
wed
thu
fri
sat
sun
26
01
15
206
0
+
×
02
15
207
0
+
×
27
03
15
208
0
+
×
04
15
209
0
Independence Day
+
×
05
15
210
0
+
×
06
15
211
0
+
×
07
15
212
0
+
×
08
15
213
0
+
×
09
15
214
0
+
×
28
10
15
215
0
+
×
11
15
216
0
+
×
12
15
217
0
+
×
13
15
218
0
+
×
14
15
219
0
+
×
15
15
220
0
+
×
16
15
221
0
+
×
29
17
15
222
0
+
×
18
15
223
0
+
×
19
15
224
0
+
×
20
15
225
0
+
×
21
15
226
0
+
×
22
15
227
0
+
×
23
15
228
0
+
×
30
24
15
229
0
+
×
25
15
230
0
+
×
26
15
231
0
+
×
27
15
232
0
+
×
28
15
233
0
+
×
29
15
234
0
+
×
30
15
235
0
+
×
31
31
15
236
0
+
×
August 2023
week
mon
tue
wed
thu
fri
sat
sun
31
01
15
237
0
+
×
02
15
238
0
+
×
03
15
239
0
+
×
04
15
240
0
+
×
05
15
241
0
+
×
06
15
242
0
+
×
32
07
15
243
0
+
×
08
15
244
0
+
×
09
15
245
0
+
×
10
15
246
0
+
×
11
15
247
0
+
×
12
15
248
0
+
×
13
15
249
0
+
×
33
14
15
250
0
+
×
15
15
251
0
+
×
16
15
252
0
+
×
17
15
253
0
+
×
18
15
254
0
+
×
19
15
255
0
+
×
20
15
256
0
+
×
34
21
15
257
0
+
×
22
15
258
0
+
×
23
15
259
0
+
×
24
15
260
0
+
×
25
15
261
0
+
×
26
15
262
0
+
×
27
15
263
0
+
×
35
28
15
264
0
+
×
29
15
265
0
+
×
30
15
266
0
+
×
31
15
267
0
+
×
36
September 2023
week
mon
tue
wed
thu
fri
sat
sun
35
01
15
268
0
+
×
02
15
269
0
+
×
03
15
270
0
+
×
36
04
15
271
0
Labor Day
+
×
05
15
272
0
+
×
06
15
273
0
+
×
07
15
274
0
+
×
08
15
275
0
+
×
09
15
276
0
+
×
10
15
277
0
+
×
37
11
15
278
0
+
×
12
15
279
0
+
×
13
15
280
0
+
×
14
15
281
0
+
×
15
15
282
0
+
×
16
15
283
0
+
×
17
15
284
0
+
×
38
18
15
285
0
+
×
19
15
286
0
+
×
20
15
287
0
+
×
21
15
288
0
+
×
22
15
289
0
+
×
23
15
290
0
+
×
24
15
291
0
+
×
39
25
15
292
0
+
×
26
15
293
0
+
×
27
15
294
0
+
×
28
15
295
0
+
×
29
15
296
0
+
×
30
15
297
0
+
×
40
October 2023
week
mon
tue
wed
thu
fri
sat
sun
39
01
15
298
0
+
×
40
02
15
299
0
+
×
03
15
300
0
+
×
04
15
301
0
+
×
05
15
302
0
+
×
06
15
303
0
+
×
07
15
304
0
+
×
08
15
305
0
+
×
41
09
15
306
0
Columbus Day
+
×
10
15
307
0
+
×
11
15
308
0
+
×
12
15
309
0
+
×
13
15
310
0
+
×
14
15
311
0
+
×
15
15
312
0
+
×
42
16
15
313
0
+
×
17
15
314
0
+
×
18
15
315
0
+
×
19
15
316
0
+
×
20
15
317
0
+
×
21
15
318
0
+
×
22
15
319
0
+
×
43
23
15
320
0
+
×
24
15
321
0
+
×
25
15
322
0
+
×
26
15
323
0
+
×
27
15
324
0
+
×
28
15
325
0
+
×
29
15
326
0
+
×
44
30
15
327
0
+
×
31
15
328
0
+
×
November 2023
week
mon
tue
wed
thu
fri
sat
sun
44
01
15
329
0
+
×
02
15
330
0
+
×
03
15
331
0
+
×
04
15
332
0
+
×
05
15
333
0
+
×
45
06
15
334
0
+
×
07
15
335
0
+
×
08
15
336
0
+
×
09
15
337
0
+
×
10
15
338
0
Veterans Day Obs.
+
×
11
15
339
0
Veterans Day
+
×
12
15
340
0
+
×
46
13
15
341
0
+
×
14
15
342
0
+
×
15
15
343
0
+
×
16
15
344
0
+
×
17
15
345
0
+
×
18
15
346
0
+
×
19
15
347
0
+
×
47
20
15
348
0
+
×
21
15
349
0
+
×
22
15
350
0
+
×
23
15
351
0
Thanksgiving
+
×
24
15
352
0
+
×
25
15
353
0
+
×
26
15
354
0
+
×
48
27
15
355
0
+
×
28
15
356
0
+
×
29
15
357
0
+
×
30
15
358
0
+
×
49
December 2023
week
mon
tue
wed
thu
fri
sat
sun
48
01
15
359
0
+
×
02
15
360
0
+
×
03
15
361
0
+
×
49
04
15
362
0
+
×
05
15
363
0
+
×
06
15
364
0
+
×
07
15
365
0
+
×
50
51
52
01
 
Public holidays
Weekend days
Days to take
Vacations
Days to take:
You can now adjust the optimization by clicking on the calendar
Holidays length:
Optimization factor:
?
Copy
Share your result!
A suggestion?
A question or an error to report?

Do not hesitate to reach us at:
contact@workingdays.org