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