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