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:
I have to be at work
I know I want to be on vacation
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I let the optimizer decide
Weekend days
Working days
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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
Calendar
Language
 ▶
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 ()
November 2019
week
mon
tue
wed
thu
fri
sat
sun
44
45
46
13
15
0
0
+
×
14
15
1
0
+
×
15
15
2
0
+
×
16
15
3
0
+
×
17
15
4
0
+
×
47
18
15
5
0
+
×
19
15
6
0
+
×
20
15
7
0
+
×
21
15
8
0
+
×
22
15
9
0
+
×
23
15
10
0
+
×
24
15
11
0
+
×
48
25
15
12
0
+
×
26
15
13
0
+
×
27
15
14
0
+
×
28
15
15
0
+
×
29
15
16
0
+
×
30
15
17
0
+
×
49
December 2019
week
mon
tue
wed
thu
fri
sat
sun
48
01
15
18
0
+
×
49
02
15
19
0
+
×
03
15
20
0
+
×
04
15
21
0
+
×
05
15
22
0
+
×
06
15
23
0
+
×
07
15
24
0
+
×
08
15
25
0
+
×
50
09
15
26
0
+
×
10
15
27
0
+
×
11
15
28
0
+
×
12
15
29
0
+
×
13
15
30
0
+
×
14
15
31
0
+
×
15
15
32
0
+
×
51
16
15
33
0
+
×
17
15
34
0
+
×
18
15
35
0
+
×
19
15
36
0
+
×
20
15
37
0
+
×
21
15
38
0
+
×
22
15
39
0
+
×
52
23
15
40
0
+
×
24
15
41
0
+
×
25
15
42
0
Christmas Day
+
×
26
15
43
0
Boxing Day
+
×
27
15
44
0
+
×
28
15
45
0
+
×
29
15
46
0
+
×
01
30
15
47
0
+
×
31
15
48
0
+
×
January 2020
week
mon
tue
wed
thu
fri
sat
sun
01
01
15
49
0
New Year's Day
+
×
02
15
50
0
+
×
03
15
51
0
+
×
04
15
52
0
+
×
05
15
53
0
+
×
02
06
15
54
0
Epiphany
+
×
07
15
55
0
+
×
08
15
56
0
+
×
09
15
57
0
+
×
10
15
58
0
+
×
11
15
59
0
+
×
12
15
60
0
+
×
03
13
15
61
0
+
×
14
15
62
0
+
×
15
15
63
0
+
×
16
15
64
0
+
×
17
15
65
0
+
×
18
15
66
0
+
×
19
15
67
0
+
×
04
20
15
68
0
+
×
21
15
69
0
+
×
22
15
70
0
+
×
23
15
71
0
+
×
24
15
72
0
+
×
25
15
73
0
+
×
26
15
74
0
+
×
05
27
15
75
0
+
×
28
15
76
0
+
×
29
15
77
0
+
×
30
15
78
0
+
×
31
15
79
0
+
×
06
February 2020
week
mon
tue
wed
thu
fri
sat
sun
05
01
15
80
0
+
×
02
15
81
0
+
×
06
03
15
82
0
+
×
04
15
83
0
+
×
05
15
84
0
+
×
06
15
85
0
+
×
07
15
86
0
+
×
08
15
87
0
+
×
09
15
88
0
+
×
07
10
15
89
0
+
×
11
15
90
0
+
×
12
15
91
0
+
×
13
15
92
0
+
×
14
15
93
0
+
×
15
15
94
0
+
×
16
15
95
0
+
×
08
17
15
96
0
+
×
18
15
97
0
+
×
19
15
98
0
+
×
20
15
99
0
+
×
21
15
100
0
+
×
22
15
101
0
+
×
23
15
102
0
+
×
09
24
15
103
0
+
×
25
15
104
0
+
×
26
15
105
0
+
×
27
15
106
0
+
×
28
15
107
0
+
×
29
15
108
0
+
×
10
 
March 2020
week
mon
tue
wed
thu
fri
sat
sun
09
01
15
109
0
+
×
10
02
15
110
0
+
×
03
15
111
0
+
×
04
15
112
0
+
×
05
15
113
0
+
×
06
15
114
0
+
×
07
15
115
0
+
×
08
15
116
0
+
×
11
09
15
117
0
+
×
10
15
118
0
+
×
11
15
119
0
+
×
12
15
120
0
+
×
13
15
121
0
+
×
14
15
122
0
+
×
15
15
123
0
+
×
12
16
15
124
0
+
×
17
15
125
0
+
×
18
15
126
0
+
×
19
15
127
0
+
×
20
15
128
0
+
×
21
15
129
0
+
×
22
15
130
0
+
×
13
23
15
131
0
+
×
24
15
132
0
+
×
25
15
133
0
+
×
26
15
134
0
+
×
27
15
135
0
+
×
28
15
136
0
+
×
29
15
137
0
+
×
14
30
15
138
0
+
×
31
15
139
0
+
×
April 2020
week
mon
tue
wed
thu
fri
sat
sun
14
01
15
140
0
+
×
02
15
141
0
+
×
03
15
142
0
+
×
04
15
143
0
+
×
05
15
144
0
+
×
15
06
15
145
0
+
×
07
15
146
0
+
×
08
15
147
0
+
×
09
15
148
0
+
×
10
15
149
0
+
×
11
15
150
0
+
×
12
15
151
0
Easter Sunday
+
×
16
13
15
152
0
Easter Monday
+
×
14
15
153
0
+
×
15
15
154
0
+
×
16
15
155
0
+
×
17
15
156
0
+
×
18
15
157
0
+
×
19
15
158
0
+
×
17
20
15
159
0
+
×
21
15
160
0
+
×
22
15
161
0
+
×
23
15
162
0
+
×
24
15
163
0
+
×
25
15
164
0
+
×
26
15
165
0
+
×
18
27
15
166
0
+
×
28
15
167
0
+
×
29
15
168
0
+
×
30
15
169
0
+
×
19
May 2020
week
mon
tue
wed
thu
fri
sat
sun
18
01
15
170
0
Labour Day
+
×
02
15
171
0
+
×
03
15
172
0
Constitution Day
+
×
19
04
15
173
0
+
×
05
15
174
0
+
×
06
15
175
0
+
×
07
15
176
0
+
×
08
15
177
0
+
×
09
15
178
0
+
×
10
15
179
0
+
×
20
11
15
180
0
+
×
12
15
181
0
+
×
13
15
182
0
+
×
14
15
183
0
+
×
15
15
184
0
+
×
16
15
185
0
+
×
17
15
186
0
+
×
21
18
15
187
0
+
×
19
15
188
0
+
×
20
15
189
0
+
×
21
15
190
0
+
×
22
15
191
0
+
×
23
15
192
0
+
×
24
15
193
0
+
×
22
25
15
194
0
+
×
26
15
195
0
+
×
27
15
196
0
+
×
28
15
197
0
+
×
29
15
198
0
+
×
30
15
199
0
+
×
31
15
200
0
Pentecost Sunday
+
×
23
June 2020
week
mon
tue
wed
thu
fri
sat
sun
23
01
15
201
0
+
×
02
15
202
0
+
×
03
15
203
0
+
×
04
15
204
0
+
×
05
15
205
0
+
×
06
15
206
0
+
×
07
15
207
0
+
×
24
08
15
208
0
+
×
09
15
209
0
+
×
10
15
210
0
+
×
11
15
211
0
Corpus Christi
+
×
12
15
212
0
+
×
13
15
213
0
+
×
14
15
214
0
+
×
25
15
15
215
0
+
×
16
15
216
0
+
×
17
15
217
0
+
×
18
15
218
0
+
×
19
15
219
0
+
×
20
15
220
0
+
×
21
15
221
0
+
×
26
22
15
222
0
+
×
23
15
223
0
+
×
24
15
224
0
+
×
25
15
225
0
+
×
26
15
226
0
+
×
27
15
227
0
+
×
28
15
228
0
+
×
27
29
15
229
0
+
×
30
15
230
0
+
×
28
July 2020
week
mon
tue
wed
thu
fri
sat
sun
27
01
15
231
0
+
×
02
15
232
0
+
×
03
15
233
0
+
×
04
15
234
0
+
×
05
15
235
0
+
×
28
06
15
236
0
+
×
07
15
237
0
+
×
08
15
238
0
+
×
09
15
239
0
+
×
10
15
240
0
+
×
11
15
241
0
+
×
12
15
242
0
+
×
29
13
15
243
0
+
×
14
15
244
0
+
×
15
15
245
0
+
×
16
15
246
0
+
×
17
15
247
0
+
×
18
15
248
0
+
×
19
15
249
0
+
×
30
20
15
250
0
+
×
21
15
251
0
+
×
22
15
252
0
+
×
23
15
253
0
+
×
24
15
254
0
+
×
25
15
255
0
+
×
26
15
256
0
+
×
31
27
15
257
0
+
×
28
15
258
0
+
×
29
15
259
0
+
×
30
15
260
0
+
×
31
15
261
0
+
×
32
August 2020
week
mon
tue
wed
thu
fri
sat
sun
31
01
15
262
0
+
×
02
15
263
0
+
×
32
03
15
264
0
+
×
04
15
265
0
+
×
05
15
266
0
+
×
06
15
267
0
+
×
07
15
268
0
+
×
08
15
269
0
+
×
09
15
270
0
+
×
33
10
15
271
0
+
×
11
15
272
0
+
×
12
15
273
0
+
×
13
15
274
0
+
×
14
15
275
0
+
×
15
15
276
0
Assumption
+
×
16
15
277
0
+
×
34
17
15
278
0
+
×
18
15
279
0
+
×
19
15
280
0
+
×
20
15
281
0
+
×
21
15
282
0
+
×
22
15
283
0
+
×
23
15
284
0
+
×
35
24
15
285
0
+
×
25
15
286
0
+
×
26
15
287
0
+
×
27
15
288
0
+
×
28
15
289
0
+
×
29
15
290
0
+
×
30
15
291
0
+
×
36
31
15
292
0
+
×
September 2020
week
mon
tue
wed
thu
fri
sat
sun
36
01
15
293
0
+
×
02
15
294
0
+
×
03
15
295
0
+
×
04
15
296
0
+
×
05
15
297
0
+
×
06
15
298
0
+
×
37
07
15
299
0
+
×
08
15
300
0
+
×
09
15
301
0
+
×
10
15
302
0
+
×
11
15
303
0
+
×
12
15
304
0
+
×
13
15
305
0
+
×
38
14
15
306
0
+
×
15
15
307
0
+
×
16
15
308
0
+
×
17
15
309
0
+
×
18
15
310
0
+
×
19
15
311
0
+
×
20
15
312
0
+
×
39
21
15
313
0
+
×
22
15
314
0
+
×
23
15
315
0
+
×
24
15
316
0
+
×
25
15
317
0
+
×
26
15
318
0
+
×
27
15
319
0
+
×
40
28
15
320
0
+
×
29
15
321
0
+
×
30
15
322
0
+
×
41
October 2020
week
mon
tue
wed
thu
fri
sat
sun
40
01
15
323
0
+
×
02
15
324
0
+
×
03
15
325
0
+
×
04
15
326
0
+
×
41
05
15
327
0
+
×
06
15
328
0
+
×
07
15
329
0
+
×
08
15
330
0
+
×
09
15
331
0
+
×
10
15
332
0
+
×
11
15
333
0
+
×
42
12
15
334
0
+
×
13
15
335
0
+
×
14
15
336
0
+
×
15
15
337
0
+
×
16
15
338
0
+
×
17
15
339
0
+
×
18
15
340
0
+
×
43
19
15
341
0
+
×
20
15
342
0
+
×
21
15
343
0
+
×
22
15
344
0
+
×
23
15
345
0
+
×
24
15
346
0
+
×
25
15
347
0
+
×
44
26
15
348
0
+
×
27
15
349
0
+
×
28
15
350
0
+
×
29
15
351
0
+
×
30
15
352
0
+
×
31
15
353
0
+
×
45
November 2020
week
mon
tue
wed
thu
fri
sat
sun
44
01
15
354
0
All Saints' Day
+
×
45
02
15
355
0
+
×
03
15
356
0
+
×
04
15
357
0
+
×
05
15
358
0
+
×
06
15
359
0
+
×
07
15
360
0
+
×
08
15
361
0
+
×
46
09
15
362
0
+
×
10
15
363
0
+
×
11
15
364
0
Independence Day
+
×
12
15
365
0
+
×
13
15
366
0
+
×
14
15
367
0
+
×
15
15
368
0
+
×
47
48
49
 
Public holidays
Weekend days
Days to take
Holidays
Days to take:
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Holidays length:
Optimization factor:
?
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