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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
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 ()
December 2021
week
mon
tue
wed
thu
fri
sat
sun
48
05
15
0
0
+
×
49
06
15
1
0
+
×
07
15
2
0
+
×
08
15
3
0
+
×
09
15
4
0
+
×
10
15
5
0
+
×
11
15
6
0
+
×
12
15
7
0
+
×
50
13
15
8
0
+
×
14
15
9
0
+
×
15
15
10
0
+
×
16
15
11
0
+
×
17
15
12
0
+
×
18
15
13
0
+
×
19
15
14
0
+
×
51
20
15
15
0
+
×
21
15
16
0
+
×
22
15
17
0
+
×
23
15
18
0
+
×
24
15
19
0
+
×
25
15
20
0
Christmas Day
+
×
26
15
21
0
+
×
52
27
15
22
0
+
×
28
15
23
0
+
×
29
15
24
0
+
×
30
15
25
0
+
×
31
15
26
0
+
×
01
January 2022
week
mon
tue
wed
thu
fri
sat
sun
52
01
15
27
0
New Year's Day
+
×
02
15
28
0
+
×
01
03
15
29
0
+
×
04
15
30
0
+
×
05
15
31
0
+
×
06
15
32
0
+
×
07
15
33
0
+
×
08
15
34
0
+
×
09
15
35
0
+
×
02
10
15
36
0
+
×
11
15
37
0
+
×
12
15
38
0
+
×
13
15
39
0
+
×
14
15
40
0
+
×
15
15
41
0
+
×
16
15
42
0
+
×
03
17
15
43
0
+
×
18
15
44
0
+
×
19
15
45
0
+
×
20
15
46
0
+
×
21
15
47
0
+
×
22
15
48
0
+
×
23
15
49
0
+
×
04
24
15
50
0
+
×
25
15
51
0
+
×
26
15
52
0
+
×
27
15
53
0
+
×
28
15
54
0
+
×
29
15
55
0
+
×
30
15
56
0
+
×
05
31
15
57
0
Korean New Year's Day1
+
×
February 2022
week
mon
tue
wed
thu
fri
sat
sun
05
01
15
58
0
Korean New Year's Day2
+
×
02
15
59
0
Korean New Year's Day3
+
×
03
15
60
0
+
×
04
15
61
0
+
×
05
15
62
0
+
×
06
15
63
0
+
×
06
07
15
64
0
+
×
08
15
65
0
+
×
09
15
66
0
+
×
10
15
67
0
+
×
11
15
68
0
+
×
12
15
69
0
+
×
13
15
70
0
+
×
07
14
15
71
0
+
×
15
15
72
0
+
×
16
15
73
0
+
×
17
15
74
0
+
×
18
15
75
0
+
×
19
15
76
0
+
×
20
15
77
0
+
×
08
21
15
78
0
+
×
22
15
79
0
+
×
23
15
80
0
+
×
24
15
81
0
+
×
25
15
82
0
+
×
26
15
83
0
+
×
27
15
84
0
+
×
09
28
15
85
0
+
×
10
March 2022
week
mon
tue
wed
thu
fri
sat
sun
09
01
15
86
0
Independence day
+
×
02
15
87
0
+
×
03
15
88
0
+
×
04
15
89
0
+
×
05
15
90
0
+
×
06
15
91
0
+
×
10
07
15
92
0
+
×
08
15
93
0
+
×
09
15
94
0
+
×
10
15
95
0
+
×
11
15
96
0
+
×
12
15
97
0
+
×
13
15
98
0
+
×
11
14
15
99
0
+
×
15
15
100
0
+
×
16
15
101
0
+
×
17
15
102
0
+
×
18
15
103
0
+
×
19
15
104
0
+
×
20
15
105
0
+
×
12
21
15
106
0
+
×
22
15
107
0
+
×
23
15
108
0
+
×
24
15
109
0
+
×
25
15
110
0
+
×
26
15
111
0
+
×
27
15
112
0
+
×
13
28
15
113
0
+
×
29
15
114
0
+
×
30
15
115
0
+
×
31
15
116
0
+
×
14
 
April 2022
week
mon
tue
wed
thu
fri
sat
sun
13
01
15
117
0
+
×
02
15
118
0
+
×
03
15
119
0
+
×
14
04
15
120
0
+
×
05
15
121
0
+
×
06
15
122
0
+
×
07
15
123
0
+
×
08
15
124
0
+
×
09
15
125
0
+
×
10
15
126
0
+
×
15
11
15
127
0
+
×
12
15
128
0
+
×
13
15
129
0
+
×
14
15
130
0
+
×
15
15
131
0
+
×
16
15
132
0
+
×
17
15
133
0
+
×
16
18
15
134
0
+
×
19
15
135
0
+
×
20
15
136
0
+
×
21
15
137
0
+
×
22
15
138
0
+
×
23
15
139
0
+
×
24
15
140
0
+
×
17
25
15
141
0
+
×
26
15
142
0
+
×
27
15
143
0
+
×
28
15
144
0
+
×
29
15
145
0
+
×
30
15
146
0
+
×
18
May 2022
week
mon
tue
wed
thu
fri
sat
sun
17
01
15
147
0
Labor Day
+
×
18
02
15
148
0
+
×
03
15
149
0
+
×
04
15
150
0
+
×
05
15
151
0
Children's Day
+
×
06
15
152
0
+
×
07
15
153
0
+
×
08
15
154
0
Buddha's Birthday
+
×
19
09
15
155
0
+
×
10
15
156
0
+
×
11
15
157
0
+
×
12
15
158
0
+
×
13
15
159
0
+
×
14
15
160
0
+
×
15
15
161
0
+
×
20
16
15
162
0
+
×
17
15
163
0
+
×
18
15
164
0
+
×
19
15
165
0
+
×
20
15
166
0
+
×
21
15
167
0
+
×
22
15
168
0
+
×
21
23
15
169
0
+
×
24
15
170
0
+
×
25
15
171
0
+
×
26
15
172
0
+
×
27
15
173
0
+
×
28
15
174
0
+
×
29
15
175
0
+
×
22
30
15
176
0
+
×
31
15
177
0
+
×
June 2022
week
mon
tue
wed
thu
fri
sat
sun
22
01
15
178
0
+
×
02
15
179
0
+
×
03
15
180
0
+
×
04
15
181
0
+
×
05
15
182
0
+
×
23
06
15
183
0
Memorial Day
+
×
07
15
184
0
+
×
08
15
185
0
+
×
09
15
186
0
+
×
10
15
187
0
+
×
11
15
188
0
+
×
12
15
189
0
+
×
24
13
15
190
0
+
×
14
15
191
0
+
×
15
15
192
0
+
×
16
15
193
0
+
×
17
15
194
0
+
×
18
15
195
0
+
×
19
15
196
0
+
×
25
20
15
197
0
+
×
21
15
198
0
+
×
22
15
199
0
+
×
23
15
200
0
+
×
24
15
201
0
+
×
25
15
202
0
+
×
26
15
203
0
+
×
26
27
15
204
0
+
×
28
15
205
0
+
×
29
15
206
0
+
×
30
15
207
0
+
×
27
July 2022
week
mon
tue
wed
thu
fri
sat
sun
26
01
15
208
0
+
×
02
15
209
0
+
×
03
15
210
0
+
×
27
04
15
211
0
+
×
05
15
212
0
+
×
06
15
213
0
+
×
07
15
214
0
+
×
08
15
215
0
+
×
09
15
216
0
+
×
10
15
217
0
+
×
28
11
15
218
0
+
×
12
15
219
0
+
×
13
15
220
0
+
×
14
15
221
0
+
×
15
15
222
0
+
×
16
15
223
0
+
×
17
15
224
0
Constitution Day
+
×
29
18
15
225
0
+
×
19
15
226
0
+
×
20
15
227
0
+
×
21
15
228
0
+
×
22
15
229
0
+
×
23
15
230
0
+
×
24
15
231
0
+
×
30
25
15
232
0
+
×
26
15
233
0
+
×
27
15
234
0
+
×
28
15
235
0
+
×
29
15
236
0
+
×
30
15
237
0
+
×
31
15
238
0
+
×
31
August 2022
week
mon
tue
wed
thu
fri
sat
sun
31
01
15
239
0
+
×
02
15
240
0
+
×
03
15
241
0
+
×
04
15
242
0
+
×
05
15
243
0
+
×
06
15
244
0
+
×
07
15
245
0
+
×
32
08
15
246
0
+
×
09
15
247
0
+
×
10
15
248
0
+
×
11
15
249
0
+
×
12
15
250
0
+
×
13
15
251
0
+
×
14
15
252
0
+
×
33
15
15
253
0
Liberation Day
+
×
16
15
254
0
+
×
17
15
255
0
+
×
18
15
256
0
+
×
19
15
257
0
+
×
20
15
258
0
+
×
21
15
259
0
+
×
34
22
15
260
0
+
×
23
15
261
0
+
×
24
15
262
0
+
×
25
15
263
0
+
×
26
15
264
0
+
×
27
15
265
0
+
×
28
15
266
0
+
×
35
29
15
267
0
+
×
30
15
268
0
+
×
31
15
269
0
+
×
36
September 2022
week
mon
tue
wed
thu
fri
sat
sun
35
01
15
270
0
+
×
02
15
271
0
+
×
03
15
272
0
+
×
04
15
273
0
+
×
36
05
15
274
0
+
×
06
15
275
0
+
×
07
15
276
0
+
×
08
15
277
0
+
×
09
15
278
0
Midautumn Festival D1
+
×
10
15
279
0
Midautumn Festival D2
+
×
11
15
280
0
Midautumn Festival D3
+
×
37
12
15
281
0
+
×
13
15
282
0
+
×
14
15
283
0
+
×
15
15
284
0
+
×
16
15
285
0
+
×
17
15
286
0
+
×
18
15
287
0
+
×
38
19
15
288
0
+
×
20
15
289
0
+
×
21
15
290
0
+
×
22
15
291
0
+
×
23
15
292
0
+
×
24
15
293
0
+
×
25
15
294
0
+
×
39
26
15
295
0
+
×
27
15
296
0
+
×
28
15
297
0
+
×
29
15
298
0
+
×
30
15
299
0
+
×
40
October 2022
week
mon
tue
wed
thu
fri
sat
sun
39
01
15
300
0
Armed Forces Day
+
×
02
15
301
0
+
×
40
03
15
302
0
National Foundation Day
+
×
04
15
303
0
+
×
05
15
304
0
+
×
06
15
305
0
+
×
07
15
306
0
+
×
08
15
307
0
+
×
09
15
308
0
Hangeul Day
+
×
41
10
15
309
0
+
×
11
15
310
0
+
×
12
15
311
0
+
×
13
15
312
0
+
×
14
15
313
0
+
×
15
15
314
0
+
×
16
15
315
0
+
×
42
17
15
316
0
+
×
18
15
317
0
+
×
19
15
318
0
+
×
20
15
319
0
+
×
21
15
320
0
+
×
22
15
321
0
+
×
23
15
322
0
+
×
43
24
15
323
0
+
×
25
15
324
0
+
×
26
15
325
0
+
×
27
15
326
0
+
×
28
15
327
0
+
×
29
15
328
0
+
×
30
15
329
0
+
×
44
31
15
330
0
+
×
November 2022
week
mon
tue
wed
thu
fri
sat
sun
44
01
15
331
0
+
×
02
15
332
0
+
×
03
15
333
0
+
×
04
15
334
0
+
×
05
15
335
0
+
×
06
15
336
0
+
×
45
07
15
337
0
+
×
08
15
338
0
+
×
09
15
339
0
+
×
10
15
340
0
+
×
11
15
341
0
+
×
12
15
342
0
+
×
13
15
343
0
+
×
46
14
15
344
0
+
×
15
15
345
0
+
×
16
15
346
0
+
×
17
15
347
0
+
×
18
15
348
0
+
×
19
15
349
0
+
×
20
15
350
0
+
×
47
21
15
351
0
+
×
22
15
352
0
+
×
23
15
353
0
+
×
24
15
354
0
+
×
25
15
355
0
+
×
26
15
356
0
+
×
27
15
357
0
+
×
48
28
15
358
0
+
×
29
15
359
0
+
×
30
15
360
0
+
×
49
December 2022
week
mon
tue
wed
thu
fri
sat
sun
48
01
15
361
0
+
×
02
15
362
0
+
×
03
15
363
0
+
×
04
15
364
0
+
×
49
05
15
365
0
+
×
50
51
52
01
 
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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