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