×
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
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Language:



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