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

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