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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
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 ()
October 2020
week
mon
tue
wed
thu
fri
sat
sun
40
41
42
43
25
15
0
0
+
×
44
26
15
1
0
+
×
27
15
2
0
+
×
28
15
3
0
+
×
29
15
4
0
+
×
30
15
5
0
+
×
31
15
6
0
+
×
45
November 2020
week
mon
tue
wed
thu
fri
sat
sun
44
01
15
7
0
+
×
45
02
15
8
0
+
×
03
15
9
0
+
×
04
15
10
0
+
×
05
15
11
0
+
×
06
15
12
0
+
×
07
15
13
0
+
×
08
15
14
0
+
×
46
09
15
15
0
+
×
10
15
16
0
+
×
11
15
17
0
+
×
12
15
18
0
+
×
13
15
19
0
+
×
14
15
20
0
+
×
15
15
21
0
+
×
47
16
15
22
0
+
×
17
15
23
0
+
×
18
15
24
0
+
×
19
15
25
0
+
×
20
15
26
0
+
×
21
15
27
0
+
×
22
15
28
0
+
×
48
23
15
29
0
+
×
24
15
30
0
+
×
25
15
31
0
+
×
26
15
32
0
+
×
27
15
33
0
+
×
28
15
34
0
+
×
29
15
35
0
+
×
49
30
15
36
0
+
×
December 2020
week
mon
tue
wed
thu
fri
sat
sun
49
01
15
37
0
+
×
02
15
38
0
+
×
03
15
39
0
+
×
04
15
40
0
+
×
05
15
41
0
+
×
06
15
42
0
+
×
50
07
15
43
0
+
×
08
15
44
0
+
×
09
15
45
0
+
×
10
15
46
0
+
×
11
15
47
0
+
×
12
15
48
0
+
×
13
15
49
0
+
×
51
14
15
50
0
+
×
15
15
51
0
+
×
16
15
52
0
+
×
17
15
53
0
+
×
18
15
54
0
+
×
19
15
55
0
+
×
20
15
56
0
+
×
52
21
15
57
0
+
×
22
15
58
0
+
×
23
15
59
0
+
×
24
15
60
0
+
×
25
15
61
0
+
×
26
15
62
0
+
×
27
15
63
0
+
×
53
28
15
64
0
+
×
29
15
65
0
+
×
30
15
66
0
+
×
31
15
67
0
+
×
01
January 2021
week
mon
tue
wed
thu
fri
sat
sun
53
01
15
68
0
New Year's Day-d1
+
×
02
15
69
0
New Year's Day-d2
+
×
03
15
70
0
New Year's Day-d3
+
×
01
04
15
71
0
+
×
05
15
72
0
+
×
06
15
73
0
+
×
07
15
74
0
+
×
08
15
75
0
+
×
09
15
76
0
+
×
10
15
77
0
+
×
02
11
15
78
0
+
×
12
15
79
0
+
×
13
15
80
0
+
×
14
15
81
0
+
×
15
15
82
0
+
×
16
15
83
0
+
×
17
15
84
0
+
×
03
18
15
85
0
+
×
19
15
86
0
+
×
20
15
87
0
Laba Festival
+
×
21
15
88
0
+
×
22
15
89
0
+
×
23
15
90
0
+
×
24
15
91
0
+
×
04
25
15
92
0
+
×
26
15
93
0
+
×
27
15
94
0
+
×
28
15
95
0
+
×
29
15
96
0
+
×
30
15
97
0
+
×
31
15
98
0
+
×
05
 
February 2021
week
mon
tue
wed
thu
fri
sat
sun
05
01
15
99
0
+
×
02
15
100
0
+
×
03
15
101
0
+
×
04
15
102
0
+
×
05
15
103
0
+
×
06
15
104
0
+
×
07
15
105
0
+
×
06
08
15
106
0
+
×
09
15
107
0
+
×
10
15
108
0
+
×
11
15
109
0
Chinese New Year week d1
+
×
12
15
110
0
Chinese New Year week d2
+
×
13
15
111
0
Chinese New Year week d3
+
×
14
15
112
0
Chinese New Year week d4
+
×
07
15
15
113
0
Chinese New Year week d5
+
×
16
15
114
0
Chinese New Year week d6
+
×
17
15
115
0
Chinese New Year week d7
+
×
18
15
116
0
+
×
19
15
117
0
+
×
20
15
118
0
+
×
21
15
119
0
+
×
08
22
15
120
0
+
×
23
15
121
0
+
×
24
15
122
0
+
×
25
15
123
0
+
×
26
15
124
0
Lantern Festival
+
×
27
15
125
0
+
×
28
15
126
0
+
×
09
10
March 2021
week
mon
tue
wed
thu
fri
sat
sun
09
01
15
127
0
+
×
02
15
128
0
+
×
03
15
129
0
+
×
04
15
130
0
+
×
05
15
131
0
+
×
06
15
132
0
+
×
07
15
133
0
+
×
10
08
15
134
0
Women's Day
+
×
09
15
135
0
+
×
10
15
136
0
+
×
11
15
137
0
+
×
12
15
138
0
Arbor Day
+
×
13
15
139
0
+
×
14
15
140
0
Blue Dragon Festival
+
×
11
15
15
141
0
+
×
16
15
142
0
+
×
17
15
143
0
+
×
18
15
144
0
+
×
19
15
145
0
+
×
20
15
146
0
+
×
21
15
147
0
+
×
12
22
15
148
0
+
×
23
15
149
0
+
×
24
15
150
0
+
×
25
15
151
0
+
×
26
15
152
0
+
×
27
15
153
0
+
×
28
15
154
0
+
×
13
29
15
155
0
+
×
30
15
156
0
+
×
31
15
157
0
+
×
14
April 2021
week
mon
tue
wed
thu
fri
sat
sun
13
01
15
158
0
+
×
02
15
159
0
+
×
03
15
160
0
Qing Ming Festival-d1
+
×
04
15
161
0
Qing Ming Festival-d2
+
×
14
05
15
162
0
Qing Ming Festival-d3
+
×
06
15
163
0
+
×
07
15
164
0
+
×
08
15
165
0
+
×
09
15
166
0
+
×
10
15
167
0
+
×
11
15
168
0
+
×
15
12
15
169
0
+
×
13
15
170
0
+
×
14
15
171
0
Shangsi Festival
+
×
15
15
172
0
+
×
16
15
173
0
+
×
17
15
174
0
+
×
18
15
175
0
+
×
16
19
15
176
0
+
×
20
15
177
0
+
×
21
15
178
0
+
×
22
15
179
0
+
×
23
15
180
0
+
×
24
15
181
0
+
×
25
15
182
0
+
×
17
26
15
183
0
+
×
27
15
184
0
+
×
28
15
185
0
+
×
29
15
186
0
+
×
30
15
187
0
+
×
18
May 2021
week
mon
tue
wed
thu
fri
sat
sun
17
01
15
188
0
Labour Day-d1
+
×
02
15
189
0
Labour Day-d2
+
×
18
03
15
190
0
Labour Day-d3
+
×
04
15
191
0
+
×
05
15
192
0
+
×
06
15
193
0
+
×
07
15
194
0
+
×
08
15
195
0
+
×
09
15
196
0
+
×
19
10
15
197
0
+
×
11
15
198
0
+
×
12
15
199
0
+
×
13
15
200
0
+
×
14
15
201
0
+
×
15
15
202
0
+
×
16
15
203
0
+
×
20
17
15
204
0
+
×
18
15
205
0
+
×
19
15
206
0
+
×
20
15
207
0
+
×
21
15
208
0
+
×
22
15
209
0
+
×
23
15
210
0
+
×
21
24
15
211
0
+
×
25
15
212
0
+
×
26
15
213
0
+
×
27
15
214
0
+
×
28
15
215
0
+
×
29
15
216
0
+
×
30
15
217
0
+
×
22
31
15
218
0
+
×
June 2021
week
mon
tue
wed
thu
fri
sat
sun
22
01
15
219
0
+
×
02
15
220
0
+
×
03
15
221
0
+
×
04
15
222
0
+
×
05
15
223
0
+
×
06
15
224
0
+
×
23
07
15
225
0
+
×
08
15
226
0
+
×
09
15
227
0
+
×
10
15
228
0
+
×
11
15
229
0
+
×
12
15
230
0
Dragon Boat Festival-d1
+
×
13
15
231
0
Dragon Boat Festival-d2
+
×
24
14
15
232
0
Dragon Boat Festival-d3
+
×
15
15
233
0
+
×
16
15
234
0
+
×
17
15
235
0
+
×
18
15
236
0
+
×
19
15
237
0
+
×
20
15
238
0
+
×
25
21
15
239
0
+
×
22
15
240
0
+
×
23
15
241
0
+
×
24
15
242
0
+
×
25
15
243
0
+
×
26
15
244
0
+
×
27
15
245
0
+
×
26
28
15
246
0
+
×
29
15
247
0
+
×
30
15
248
0
+
×
27
July 2021
week
mon
tue
wed
thu
fri
sat
sun
26
01
15
249
0
+
×
02
15
250
0
+
×
03
15
251
0
+
×
04
15
252
0
+
×
27
05
15
253
0
+
×
06
15
254
0
+
×
07
15
255
0
+
×
08
15
256
0
+
×
09
15
257
0
+
×
10
15
258
0
+
×
11
15
259
0
+
×
28
12
15
260
0
+
×
13
15
261
0
+
×
14
15
262
0
+
×
15
15
263
0
+
×
16
15
264
0
+
×
17
15
265
0
+
×
18
15
266
0
+
×
29
19
15
267
0
+
×
20
15
268
0
+
×
21
15
269
0
+
×
22
15
270
0
+
×
23
15
271
0
+
×
24
15
272
0
+
×
25
15
273
0
+
×
30
26
15
274
0
+
×
27
15
275
0
+
×
28
15
276
0
+
×
29
15
277
0
+
×
30
15
278
0
+
×
31
15
279
0
+
×
31
August 2021
week
mon
tue
wed
thu
fri
sat
sun
30
01
15
280
0
+
×
31
02
15
281
0
+
×
03
15
282
0
+
×
04
15
283
0
+
×
05
15
284
0
+
×
06
15
285
0
+
×
07
15
286
0
+
×
08
15
287
0
+
×
32
09
15
288
0
+
×
10
15
289
0
+
×
11
15
290
0
+
×
12
15
291
0
+
×
13
15
292
0
+
×
14
15
293
0
The Night of Sevens
+
×
15
15
294
0
+
×
33
16
15
295
0
+
×
17
15
296
0
+
×
18
15
297
0
+
×
19
15
298
0
+
×
20
15
299
0
+
×
21
15
300
0
+
×
22
15
301
0
Ghost Festival
+
×
34
23
15
302
0
+
×
24
15
303
0
+
×
25
15
304
0
+
×
26
15
305
0
+
×
27
15
306
0
+
×
28
15
307
0
+
×
29
15
308
0
+
×
35
30
15
309
0
+
×
31
15
310
0
+
×
September 2021
week
mon
tue
wed
thu
fri
sat
sun
35
01
15
311
0
+
×
02
15
312
0
+
×
03
15
313
0
+
×
04
15
314
0
+
×
05
15
315
0
+
×
36
06
15
316
0
+
×
07
15
317
0
+
×
08
15
318
0
+
×
09
15
319
0
+
×
10
15
320
0
+
×
11
15
321
0
+
×
12
15
322
0
+
×
37
13
15
323
0
+
×
14
15
324
0
+
×
15
15
325
0
+
×
16
15
326
0
+
×
17
15
327
0
+
×
18
15
328
0
+
×
19
15
329
0
+
×
38
20
15
330
0
+
×
21
15
331
0
Moon Festival
+
×
22
15
332
0
+
×
23
15
333
0
+
×
24
15
334
0
+
×
25
15
335
0
+
×
26
15
336
0
+
×
39
27
15
337
0
+
×
28
15
338
0
+
×
29
15
339
0
+
×
30
15
340
0
National day d1
+
×
40
October 2021
week
mon
tue
wed
thu
fri
sat
sun
39
01
15
341
0
National day d2
+
×
02
15
342
0
National day d3
+
×
03
15
343
0
National day d4
+
×
40
04
15
344
0
National day d5
+
×
05
15
345
0
National day d6
+
×
06
15
346
0
National day d7
+
×
07
15
347
0
+
×
08
15
348
0
+
×
09
15
349
0
+
×
10
15
350
0
+
×
41
11
15
351
0
+
×
12
15
352
0
+
×
13
15
353
0
+
×
14
15
354
0
Double Ninth Festival
+
×
15
15
355
0
+
×
16
15
356
0
+
×
17
15
357
0
+
×
42
18
15
358
0
+
×
19
15
359
0
+
×
20
15
360
0
+
×
21
15
361
0
+
×
22
15
362
0
+
×
23
15
363
0
+
×
24
15
364
0
+
×
43
25
15
365
0
+
×
44
 
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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