×
From to
:
I have to be at work
I know I want to be on vacation
?
I let the optimizer decide
Week-end days
Working days
Public holidays
EN?country_code=NO | ES 
Language:


English
Español
Français
Português
Italiano
Deutsch
..in USA
|  Federal holidays
SAT-SUN
Country :
Calendar
School holidays :
Week-end 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
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 ()
July 2020
week
mon
tue
wed
thu
fri
sat
sun
27
03
15
0
0
Independence Day Obs.
+
×
04
15
1
0
Independence Day
+
×
05
15
2
0
+
×
28
06
15
3
0
+
×
07
15
4
0
+
×
08
15
5
0
+
×
09
15
6
0
+
×
10
15
7
0
+
×
11
15
8
0
+
×
12
15
9
0
+
×
29
13
15
10
0
+
×
14
15
11
0
+
×
15
15
12
0
+
×
16
15
13
0
+
×
17
15
14
0
+
×
18
15
15
0
+
×
19
15
16
0
+
×
30
20
15
17
0
+
×
21
15
18
0
+
×
22
15
19
0
+
×
23
15
20
0
+
×
24
15
21
0
+
×
25
15
22
0
+
×
26
15
23
0
+
×
31
27
15
24
0
+
×
28
15
25
0
+
×
29
15
26
0
+
×
30
15
27
0
+
×
31
15
28
0
+
×
32
August 2020
week
mon
tue
wed
thu
fri
sat
sun
31
01
15
29
0
+
×
02
15
30
0
+
×
32
03
15
31
0
+
×
04
15
32
0
+
×
05
15
33
0
+
×
06
15
34
0
+
×
07
15
35
0
+
×
08
15
36
0
+
×
09
15
37
0
+
×
33
10
15
38
0
+
×
11
15
39
0
+
×
12
15
40
0
+
×
13
15
41
0
+
×
14
15
42
0
+
×
15
15
43
0
+
×
16
15
44
0
+
×
34
17
15
45
0
+
×
18
15
46
0
+
×
19
15
47
0
+
×
20
15
48
0
+
×
21
15
49
0
+
×
22
15
50
0
+
×
23
15
51
0
+
×
35
24
15
52
0
+
×
25
15
53
0
+
×
26
15
54
0
+
×
27
15
55
0
+
×
28
15
56
0
+
×
29
15
57
0
+
×
30
15
58
0
+
×
36
31
15
59
0
+
×
September 2020
week
mon
tue
wed
thu
fri
sat
sun
36
01
15
60
0
+
×
02
15
61
0
+
×
03
15
62
0
+
×
04
15
63
0
+
×
05
15
64
0
+
×
06
15
65
0
+
×
37
07
15
66
0
Labor Day
+
×
08
15
67
0
+
×
09
15
68
0
+
×
10
15
69
0
+
×
11
15
70
0
+
×
12
15
71
0
+
×
13
15
72
0
+
×
38
14
15
73
0
+
×
15
15
74
0
+
×
16
15
75
0
+
×
17
15
76
0
+
×
18
15
77
0
+
×
19
15
78
0
+
×
20
15
79
0
+
×
39
21
15
80
0
+
×
22
15
81
0
+
×
23
15
82
0
+
×
24
15
83
0
+
×
25
15
84
0
+
×
26
15
85
0
+
×
27
15
86
0
+
×
40
28
15
87
0
+
×
29
15
88
0
+
×
30
15
89
0
+
×
41
October 2020
week
mon
tue
wed
thu
fri
sat
sun
40
01
15
90
0
+
×
02
15
91
0
+
×
03
15
92
0
+
×
04
15
93
0
+
×
41
05
15
94
0
+
×
06
15
95
0
+
×
07
15
96
0
+
×
08
15
97
0
+
×
09
15
98
0
+
×
10
15
99
0
+
×
11
15
100
0
+
×
42
12
15
101
0
Columbus Day
+
×
13
15
102
0
+
×
14
15
103
0
+
×
15
15
104
0
+
×
16
15
105
0
+
×
17
15
106
0
+
×
18
15
107
0
+
×
43
19
15
108
0
+
×
20
15
109
0
+
×
21
15
110
0
+
×
22
15
111
0
+
×
23
15
112
0
+
×
24
15
113
0
+
×
25
15
114
0
+
×
44
26
15
115
0
+
×
27
15
116
0
+
×
28
15
117
0
+
×
29
15
118
0
+
×
30
15
119
0
+
×
31
15
120
0
+
×
45
 
November 2020
week
mon
tue
wed
thu
fri
sat
sun
44
01
15
121
0
+
×
45
02
15
122
0
+
×
03
15
123
0
+
×
04
15
124
0
+
×
05
15
125
0
+
×
06
15
126
0
+
×
07
15
127
0
+
×
08
15
128
0
+
×
46
09
15
129
0
+
×
10
15
130
0
+
×
11
15
131
0
Veterans Day
+
×
12
15
132
0
+
×
13
15
133
0
+
×
14
15
134
0
+
×
15
15
135
0
+
×
47
16
15
136
0
+
×
17
15
137
0
+
×
18
15
138
0
+
×
19
15
139
0
+
×
20
15
140
0
+
×
21
15
141
0
+
×
22
15
142
0
+
×
48
23
15
143
0
+
×
24
15
144
0
+
×
25
15
145
0
+
×
26
15
146
0
Thanksgiving
+
×
27
15
147
0
+
×
28
15
148
0
+
×
29
15
149
0
+
×
49
30
15
150
0
+
×
December 2020
week
mon
tue
wed
thu
fri
sat
sun
49
01
15
151
0
+
×
02
15
152
0
+
×
03
15
153
0
+
×
04
15
154
0
+
×
05
15
155
0
+
×
06
15
156
0
+
×
50
07
15
157
0
+
×
08
15
158
0
+
×
09
15
159
0
+
×
10
15
160
0
+
×
11
15
161
0
+
×
12
15
162
0
+
×
13
15
163
0
+
×
51
14
15
164
0
+
×
15
15
165
0
+
×
16
15
166
0
+
×
17
15
167
0
+
×
18
15
168
0
+
×
19
15
169
0
+
×
20
15
170
0
+
×
52
21
15
171
0
+
×
22
15
172
0
+
×
23
15
173
0
+
×
24
15
174
0
+
×
25
15
175
0
Christmas
+
×
26
15
176
0
+
×
27
15
177
0
+
×
53
28
15
178
0
+
×
29
15
179
0
+
×
30
15
180
0
+
×
31
15
181
0
+
×
01
January 2021
week
mon
tue
wed
thu
fri
sat
sun
53
01
15
182
0
New Year's Day
+
×
02
15
183
0
+
×
03
15
184
0
+
×
01
04
15
185
0
+
×
05
15
186
0
+
×
06
15
187
0
+
×
07
15
188
0
+
×
08
15
189
0
+
×
09
15
190
0
+
×
10
15
191
0
+
×
02
11
15
192
0
+
×
12
15
193
0
+
×
13
15
194
0
+
×
14
15
195
0
+
×
15
15
196
0
+
×
16
15
197
0
+
×
17
15
198
0
+
×
03
18
15
199
0
Martin Luther King Day
+
×
19
15
200
0
+
×
20
15
201
0
+
×
21
15
202
0
+
×
22
15
203
0
+
×
23
15
204
0
+
×
24
15
205
0
+
×
04
25
15
206
0
+
×
26
15
207
0
+
×
27
15
208
0
+
×
28
15
209
0
+
×
29
15
210
0
+
×
30
15
211
0
+
×
31
15
212
0
+
×
05
February 2021
week
mon
tue
wed
thu
fri
sat
sun
05
01
15
213
0
+
×
02
15
214
0
+
×
03
15
215
0
+
×
04
15
216
0
+
×
05
15
217
0
+
×
06
15
218
0
+
×
07
15
219
0
+
×
06
08
15
220
0
+
×
09
15
221
0
+
×
10
15
222
0
+
×
11
15
223
0
+
×
12
15
224
0
+
×
13
15
225
0
+
×
14
15
226
0
+
×
07
15
15
227
0
President's Day
+
×
16
15
228
0
+
×
17
15
229
0
+
×
18
15
230
0
+
×
19
15
231
0
+
×
20
15
232
0
+
×
21
15
233
0
+
×
08
22
15
234
0
+
×
23
15
235
0
+
×
24
15
236
0
+
×
25
15
237
0
+
×
26
15
238
0
+
×
27
15
239
0
+
×
28
15
240
0
+
×
09
10
March 2021
week
mon
tue
wed
thu
fri
sat
sun
09
01
15
241
0
+
×
02
15
242
0
+
×
03
15
243
0
+
×
04
15
244
0
+
×
05
15
245
0
+
×
06
15
246
0
+
×
07
15
247
0
+
×
10
08
15
248
0
+
×
09
15
249
0
+
×
10
15
250
0
+
×
11
15
251
0
+
×
12
15
252
0
+
×
13
15
253
0
+
×
14
15
254
0
+
×
11
15
15
255
0
+
×
16
15
256
0
+
×
17
15
257
0
+
×
18
15
258
0
+
×
19
15
259
0
+
×
20
15
260
0
+
×
21
15
261
0
+
×
12
22
15
262
0
+
×
23
15
263
0
+
×
24
15
264
0
+
×
25
15
265
0
+
×
26
15
266
0
+
×
27
15
267
0
+
×
28
15
268
0
+
×
13
29
15
269
0
+
×
30
15
270
0
+
×
31
15
271
0
+
×
14
April 2021
week
mon
tue
wed
thu
fri
sat
sun
13
01
15
272
0
+
×
02
15
273
0
+
×
03
15
274
0
+
×
04
15
275
0
+
×
14
05
15
276
0
+
×
06
15
277
0
+
×
07
15
278
0
+
×
08
15
279
0
+
×
09
15
280
0
+
×
10
15
281
0
+
×
11
15
282
0
+
×
15
12
15
283
0
+
×
13
15
284
0
+
×
14
15
285
0
+
×
15
15
286
0
+
×
16
15
287
0
+
×
17
15
288
0
+
×
18
15
289
0
+
×
16
19
15
290
0
+
×
20
15
291
0
+
×
21
15
292
0
+
×
22
15
293
0
+
×
23
15
294
0
+
×
24
15
295
0
+
×
25
15
296
0
+
×
17
26
15
297
0
+
×
27
15
298
0
+
×
28
15
299
0
+
×
29
15
300
0
+
×
30
15
301
0
+
×
18
May 2021
week
mon
tue
wed
thu
fri
sat
sun
17
01
15
302
0
+
×
02
15
303
0
+
×
18
03
15
304
0
+
×
04
15
305
0
+
×
05
15
306
0
+
×
06
15
307
0
+
×
07
15
308
0
+
×
08
15
309
0
+
×
09
15
310
0
+
×
19
10
15
311
0
+
×
11
15
312
0
+
×
12
15
313
0
+
×
13
15
314
0
+
×
14
15
315
0
+
×
15
15
316
0
+
×
16
15
317
0
+
×
20
17
15
318
0
+
×
18
15
319
0
+
×
19
15
320
0
+
×
20
15
321
0
+
×
21
15
322
0
+
×
22
15
323
0
+
×
23
15
324
0
+
×
21
24
15
325
0
+
×
25
15
326
0
+
×
26
15
327
0
+
×
27
15
328
0
+
×
28
15
329
0
+
×
29
15
330
0
+
×
30
15
331
0
+
×
22
31
15
332
0
Memorial Day
+
×
June 2021
week
mon
tue
wed
thu
fri
sat
sun
22
01
15
333
0
+
×
02
15
334
0
+
×
03
15
335
0
+
×
04
15
336
0
+
×
05
15
337
0
+
×
06
15
338
0
+
×
23
07
15
339
0
+
×
08
15
340
0
+
×
09
15
341
0
+
×
10
15
342
0
+
×
11
15
343
0
+
×
12
15
344
0
+
×
13
15
345
0
+
×
24
14
15
346
0
+
×
15
15
347
0
+
×
16
15
348
0
+
×
17
15
349
0
+
×
18
15
350
0
+
×
19
15
351
0
+
×
20
15
352
0
+
×
25
21
15
353
0
+
×
22
15
354
0
+
×
23
15
355
0
+
×
24
15
356
0
+
×
25
15
357
0
+
×
26
15
358
0
+
×
27
15
359
0
+
×
26
28
15
360
0
+
×
29
15
361
0
+
×
30
15
362
0
+
×
27
July 2021
week
mon
tue
wed
thu
fri
sat
sun
26
01
15
363
0
+
×
02
15
364
0
+
×
03
15
365
0
+
×
04
15
366
0
Independence Day
+
×
27
05
15
367
0
Independence Day Obs.
+
×
28
29
30
31
 
Public holidays
Week-end days
Days to take
Holidays
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 me at :
contact@workingdays.org