×
From to
:
I have to be at work
I know I want to be on vacation
?
I let the optimizer decide
EN?country_code=UA | ES 
Language:


English
Español
Français
Português
Italiano
Deutsch
..in USA
|  Federal holidays
Country :
Calendar
School holidays :
The Holidays      ptimizer
It tells you when to take your days off to maximize the length of your vacation
Calendar
 
Language
 ▶
Optimize it
I would like to take
days off
between
1 2 3 4 5 6 7 9 10 11 12
and
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 ()
June 2019
week
mon
tue
wed
thu
fri
sat
sun
22
23
24
25
20
15
0
0
+
×
21
15
1
0
+
×
22
15
2
0
+
×
23
15
3
0
+
×
26
24
15
4
0
+
×
25
15
5
0
+
×
26
15
6
0
+
×
27
15
7
0
+
×
28
15
8
0
+
×
29
15
9
0
+
×
30
15
10
0
+
×
27
July 2019
week
mon
tue
wed
thu
fri
sat
sun
27
01
15
11
0
+
×
02
15
12
0
+
×
03
15
13
0
+
×
04
15
14
0
Independence Day
+
×
05
15
15
0
+
×
06
15
16
0
+
×
07
15
17
0
+
×
28
08
15
18
0
+
×
09
15
19
0
+
×
10
15
20
0
+
×
11
15
21
0
+
×
12
15
22
0
+
×
13
15
23
0
+
×
14
15
24
0
+
×
29
15
15
25
0
+
×
16
15
26
0
+
×
17
15
27
0
+
×
18
15
28
0
+
×
19
15
29
0
+
×
20
15
30
0
+
×
21
15
31
0
+
×
30
22
15
32
0
+
×
23
15
33
0
+
×
24
15
34
0
+
×
25
15
35
0
+
×
26
15
36
0
+
×
27
15
37
0
+
×
28
15
38
0
+
×
31
29
15
39
0
+
×
30
15
40
0
+
×
31
15
41
0
+
×
32
August 2019
week
mon
tue
wed
thu
fri
sat
sun
31
01
15
42
0
+
×
02
15
43
0
+
×
03
15
44
0
+
×
04
15
45
0
+
×
32
05
15
46
0
+
×
06
15
47
0
+
×
07
15
48
0
+
×
08
15
49
0
+
×
09
15
50
0
+
×
10
15
51
0
+
×
11
15
52
0
+
×
33
12
15
53
0
+
×
13
15
54
0
+
×
14
15
55
0
+
×
15
15
56
0
+
×
16
15
57
0
+
×
17
15
58
0
+
×
18
15
59
0
+
×
34
19
15
60
0
+
×
20
15
61
0
+
×
21
15
62
0
+
×
22
15
63
0
+
×
23
15
64
0
+
×
24
15
65
0
+
×
25
15
66
0
+
×
35
26
15
67
0
+
×
27
15
68
0
+
×
28
15
69
0
+
×
29
15
70
0
+
×
30
15
71
0
+
×
31
15
72
0
+
×
36
September 2019
week
mon
tue
wed
thu
fri
sat
sun
35
01
15
73
0
+
×
36
02
15
74
0
Labor Day
+
×
03
15
75
0
+
×
04
15
76
0
+
×
05
15
77
0
+
×
06
15
78
0
+
×
07
15
79
0
+
×
08
15
80
0
+
×
37
09
15
81
0
+
×
10
15
82
0
+
×
11
15
83
0
+
×
12
15
84
0
+
×
13
15
85
0
+
×
14
15
86
0
+
×
15
15
87
0
+
×
38
16
15
88
0
+
×
17
15
89
0
+
×
18
15
90
0
+
×
19
15
91
0
+
×
20
15
92
0
+
×
21
15
93
0
+
×
22
15
94
0
+
×
39
23
15
95
0
+
×
24
15
96
0
+
×
25
15
97
0
+
×
26
15
98
0
+
×
27
15
99
0
+
×
28
15
100
0
+
×
29
15
101
0
+
×
40
30
15
102
0
+
×
 
October 2019
week
mon
tue
wed
thu
fri
sat
sun
40
01
15
103
0
+
×
02
15
104
0
+
×
03
15
105
0
+
×
04
15
106
0
+
×
05
15
107
0
+
×
06
15
108
0
+
×
41
07
15
109
0
+
×
08
15
110
0
+
×
09
15
111
0
+
×
10
15
112
0
+
×
11
15
113
0
+
×
12
15
114
0
+
×
13
15
115
0
+
×
42
14
15
116
0
Columbus Day
+
×
15
15
117
0
+
×
16
15
118
0
+
×
17
15
119
0
+
×
18
15
120
0
+
×
19
15
121
0
+
×
20
15
122
0
+
×
43
21
15
123
0
+
×
22
15
124
0
+
×
23
15
125
0
+
×
24
15
126
0
+
×
25
15
127
0
+
×
26
15
128
0
+
×
27
15
129
0
+
×
44
28
15
130
0
+
×
29
15
131
0
+
×
30
15
132
0
+
×
31
15
133
0
+
×
45
November 2019
week
mon
tue
wed
thu
fri
sat
sun
44
01
15
134
0
+
×
02
15
135
0
+
×
03
15
136
0
+
×
45
04
15
137
0
+
×
05
15
138
0
+
×
06
15
139
0
+
×
07
15
140
0
+
×
08
15
141
0
+
×
09
15
142
0
+
×
10
15
143
0
+
×
46
11
15
144
0
Veterans Day
+
×
12
15
145
0
+
×
13
15
146
0
+
×
14
15
147
0
+
×
15
15
148
0
+
×
16
15
149
0
+
×
17
15
150
0
+
×
47
18
15
151
0
+
×
19
15
152
0
+
×
20
15
153
0
+
×
21
15
154
0
+
×
22
15
155
0
+
×
23
15
156
0
+
×
24
15
157
0
+
×
48
25
15
158
0
+
×
26
15
159
0
+
×
27
15
160
0
+
×
28
15
161
0
Thanksgiving
+
×
29
15
162
0
+
×
30
15
163
0
+
×
49
December 2019
week
mon
tue
wed
thu
fri
sat
sun
48
01
15
164
0
+
×
49
02
15
165
0
+
×
03
15
166
0
+
×
04
15
167
0
+
×
05
15
168
0
+
×
06
15
169
0
+
×
07
15
170
0
+
×
08
15
171
0
+
×
50
09
15
172
0
+
×
10
15
173
0
+
×
11
15
174
0
+
×
12
15
175
0
+
×
13
15
176
0
+
×
14
15
177
0
+
×
15
15
178
0
+
×
51
16
15
179
0
+
×
17
15
180
0
+
×
18
15
181
0
+
×
19
15
182
0
+
×
20
15
183
0
+
×
21
15
184
0
+
×
22
15
185
0
+
×
52
23
15
186
0
+
×
24
15
187
0
+
×
25
15
188
0
Christmas
+
×
26
15
189
0
+
×
27
15
190
0
+
×
28
15
191
0
+
×
29
15
192
0
+
×
01
30
15
193
0
+
×
31
15
194
0
+
×
January 2020
week
mon
tue
wed
thu
fri
sat
sun
01
01
15
195
0
New Year's Day
+
×
02
15
196
0
+
×
03
15
197
0
+
×
04
15
198
0
+
×
05
15
199
0
+
×
02
06
15
200
0
+
×
07
15
201
0
+
×
08
15
202
0
+
×
09
15
203
0
+
×
10
15
204
0
+
×
11
15
205
0
+
×
12
15
206
0
+
×
03
13
15
207
0
+
×
14
15
208
0
+
×
15
15
209
0
+
×
16
15
210
0
+
×
17
15
211
0
+
×
18
15
212
0
+
×
19
15
213
0
+
×
04
20
15
214
0
Martin Luther King Day
+
×
21
15
215
0
+
×
22
15
216
0
+
×
23
15
217
0
+
×
24
15
218
0
+
×
25
15
219
0
+
×
26
15
220
0
+
×
05
27
15
221
0
+
×
28
15
222
0
+
×
29
15
223
0
+
×
30
15
224
0
+
×
31
15
225
0
+
×
06
February 2020
week
mon
tue
wed
thu
fri
sat
sun
05
01
15
226
0
+
×
02
15
227
0
+
×
06
03
15
228
0
+
×
04
15
229
0
+
×
05
15
230
0
+
×
06
15
231
0
+
×
07
15
232
0
+
×
08
15
233
0
+
×
09
15
234
0
+
×
07
10
15
235
0
+
×
11
15
236
0
+
×
12
15
237
0
+
×
13
15
238
0
+
×
14
15
239
0
+
×
15
15
240
0
+
×
16
15
241
0
+
×
08
17
15
242
0
President's Day
+
×
18
15
243
0
+
×
19
15
244
0
+
×
20
15
245
0
+
×
21
15
246
0
+
×
22
15
247
0
+
×
23
15
248
0
+
×
09
24
15
249
0
+
×
25
15
250
0
+
×
26
15
251
0
+
×
27
15
252
0
+
×
28
15
253
0
+
×
29
15
254
0
+
×
10
March 2020
week
mon
tue
wed
thu
fri
sat
sun
09
01
15
255
0
+
×
10
02
15
256
0
+
×
03
15
257
0
+
×
04
15
258
0
+
×
05
15
259
0
+
×
06
15
260
0
+
×
07
15
261
0
+
×
08
15
262
0
+
×
11
09
15
263
0
+
×
10
15
264
0
+
×
11
15
265
0
+
×
12
15
266
0
+
×
13
15
267
0
+
×
14
15
268
0
+
×
15
15
269
0
+
×
12
16
15
270
0
+
×
17
15
271
0
+
×
18
15
272
0
+
×
19
15
273
0
+
×
20
15
274
0
+
×
21
15
275
0
+
×
22
15
276
0
+
×
13
23
15
277
0
+
×
24
15
278
0
+
×
25
15
279
0
+
×
26
15
280
0
+
×
27
15
281
0
+
×
28
15
282
0
+
×
29
15
283
0
+
×
14
30
15
284
0
+
×
31
15
285
0
+
×
April 2020
week
mon
tue
wed
thu
fri
sat
sun
14
01
15
286
0
+
×
02
15
287
0
+
×
03
15
288
0
+
×
04
15
289
0
+
×
05
15
290
0
+
×
15
06
15
291
0
+
×
07
15
292
0
+
×
08
15
293
0
+
×
09
15
294
0
+
×
10
15
295
0
+
×
11
15
296
0
+
×
12
15
297
0
+
×
16
13
15
298
0
+
×
14
15
299
0
+
×
15
15
300
0
+
×
16
15
301
0
+
×
17
15
302
0
+
×
18
15
303
0
+
×
19
15
304
0
+
×
17
20
15
305
0
+
×
21
15
306
0
+
×
22
15
307
0
+
×
23
15
308
0
+
×
24
15
309
0
+
×
25
15
310
0
+
×
26
15
311
0
+
×
18
27
15
312
0
+
×
28
15
313
0
+
×
29
15
314
0
+
×
30
15
315
0
+
×
19
May 2020
week
mon
tue
wed
thu
fri
sat
sun
18
01
15
316
0
+
×
02
15
317
0
+
×
03
15
318
0
+
×
19
04
15
319
0
+
×
05
15
320
0
+
×
06
15
321
0
+
×
07
15
322
0
+
×
08
15
323
0
+
×
09
15
324
0
+
×
10
15
325
0
+
×
20
11
15
326
0
+
×
12
15
327
0
+
×
13
15
328
0
+
×
14
15
329
0
+
×
15
15
330
0
+
×
16
15
331
0
+
×
17
15
332
0
+
×
21
18
15
333
0
+
×
19
15
334
0
+
×
20
15
335
0
+
×
21
15
336
0
+
×
22
15
337
0
+
×
23
15
338
0
+
×
24
15
339
0
+
×
22
25
15
340
0
Memorial Day
+
×
26
15
341
0
+
×
27
15
342
0
+
×
28
15
343
0
+
×
29
15
344
0
+
×
30
15
345
0
+
×
31
15
346
0
+
×
23
June 2020
week
mon
tue
wed
thu
fri
sat
sun
23
01
15
347
0
+
×
02
15
348
0
+
×
03
15
349
0
+
×
04
15
350
0
+
×
05
15
351
0
+
×
06
15
352
0
+
×
07
15
353
0
+
×
24
08
15
354
0
+
×
09
15
355
0
+
×
10
15
356
0
+
×
11
15
357
0
+
×
12
15
358
0
+
×
13
15
359
0
+
×
14
15
360
0
+
×
25
15
15
361
0
+
×
16
15
362
0
+
×
17
15
363
0
+
×
18
15
364
0
+
×
19
15
365
0
+
×
20
15
366
0
+
×
21
15
367
0
+
×
26
27
28
 
Public holidays
Week-end days
Days to take
Holidays
Days to take:
45
Holidays length:
12
Optimization factor:
?
Copy
Book your vacations now!
Booking.com
Share your result!
A suggestion ?
A question or an error to report ?

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