×
From to
:
I have to be at work
I know I want to be on vacation
?
I let the optimizer decide
ZH | EN 
Language:



Español
Français
Português
Italiano
Deutsch
..在 China
Country :
Calendar
School holidays :
The Holidays      ptimizer
It tells you when to take your days off to maximize the length of your vacation
Calendar
Language
 ▶
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 ()
March 2019
week
mon
tue
wed
thu
fri
sat
sun
09
10
11
12
13
27
15
0
0
28
15
1
0
29
15
2
0
30
15
3
0
31
15
4
0
14
April 2019
week
mon
tue
wed
thu
fri
sat
sun
14
01
15
5
0
02
15
6
0
03
15
7
0
04
15
8
0
05
15
9
0
Qing Ming Festival
06
15
10
0
Qing Ming Festival
07
15
11
0
Qing Ming Festival
15
08
15
12
0
09
15
13
0
10
15
14
0
11
15
15
0
12
15
16
0
13
15
17
0
14
15
18
0
16
15
15
19
0
16
15
20
0
17
15
21
0
18
15
22
0
19
15
23
0
20
15
24
0
21
15
25
0
17
22
15
26
0
23
15
27
0
24
15
28
0
25
15
29
0
26
15
30
0
27
15
31
0
28
15
32
0
18
29
15
33
0
Labour Day
30
15
34
0
Labour Day
19
May 2019
week
mon
tue
wed
thu
fri
sat
sun
18
01
15
35
0
Labour Day
02
15
36
0
03
15
37
0
04
15
38
0
05
15
39
0
19
06
15
40
0
07
15
41
0
08
15
42
0
09
15
43
0
10
15
44
0
11
15
45
0
12
15
46
0
20
13
15
47
0
14
15
48
0
15
15
49
0
16
15
50
0
17
15
51
0
18
15
52
0
19
15
53
0
21
20
15
54
0
21
15
55
0
22
15
56
0
23
15
57
0
24
15
58
0
25
15
59
0
26
15
60
0
22
27
15
61
0
28
15
62
0
29
15
63
0
30
15
64
0
31
15
65
0
23
June 2019
week
mon
tue
wed
thu
fri
sat
sun
22
01
15
66
0
02
15
67
0
23
03
15
68
0
04
15
69
0
05
15
70
0
06
15
71
0
07
15
72
0
Dragon Boat Festival
08
15
73
0
Dragon Boat Festival
09
15
74
0
Dragon Boat Festival
24
10
15
75
0
11
15
76
0
12
15
77
0
13
15
78
0
14
15
79
0
15
15
80
0
16
15
81
0
25
17
15
82
0
18
15
83
0
19
15
84
0
20
15
85
0
21
15
86
0
22
15
87
0
23
15
88
0
26
24
15
89
0
25
15
90
0
26
15
91
0
27
15
92
0
28
15
93
0
29
15
94
0
30
15
95
0
27
 
July 2019
week
mon
tue
wed
thu
fri
sat
sun
27
01
15
96
0
02
15
97
0
03
15
98
0
04
15
99
0
05
15
100
0
06
15
101
0
07
15
102
0
28
08
15
103
0
09
15
104
0
10
15
105
0
11
15
106
0
12
15
107
0
13
15
108
0
14
15
109
0
29
15
15
110
0
16
15
111
0
17
15
112
0
18
15
113
0
19
15
114
0
20
15
115
0
21
15
116
0
30
22
15
117
0
23
15
118
0
24
15
119
0
25
15
120
0
26
15
121
0
27
15
122
0
28
15
123
0
31
29
15
124
0
30
15
125
0
31
15
126
0
32
August 2019
week
mon
tue
wed
thu
fri
sat
sun
31
01
15
127
0
02
15
128
0
03
15
129
0
04
15
130
0
32
05
15
131
0
06
15
132
0
07
15
133
0
08
15
134
0
09
15
135
0
10
15
136
0
11
15
137
0
33
12
15
138
0
13
15
139
0
14
15
140
0
15
15
141
0
16
15
142
0
17
15
143
0
18
15
144
0
34
19
15
145
0
20
15
146
0
21
15
147
0
22
15
148
0
23
15
149
0
24
15
150
0
25
15
151
0
35
26
15
152
0
27
15
153
0
28
15
154
0
29
15
155
0
30
15
156
0
31
15
157
0
36
September 2019
week
mon
tue
wed
thu
fri
sat
sun
35
01
15
158
0
36
02
15
159
0
03
15
160
0
04
15
161
0
05
15
162
0
06
15
163
0
07
15
164
0
08
15
165
0
37
09
15
166
0
10
15
167
0
11
15
168
0
12
15
169
0
13
15
170
0
14
15
171
0
15
15
172
0
38
16
15
173
0
17
15
174
0
18
15
175
0
19
15
176
0
20
15
177
0
21
15
178
0
22
15
179
0
39
23
15
180
0
24
15
181
0
25
15
182
0
26
15
183
0
27
15
184
0
28
15
185
0
29
15
186
0
40
30
15
187
0
October 2019
week
mon
tue
wed
thu
fri
sat
sun
40
01
15
188
0
National day
02
15
189
0
National day
03
15
190
0
National day
04
15
191
0
National day
05
15
192
0
National day
06
15
193
0
National day
41
07
15
194
0
National day
08
15
195
0
09
15
196
0
10
15
197
0
11
15
198
0
12
15
199
0
13
15
200
0
42
14
15
201
0
15
15
202
0
16
15
203
0
17
15
204
0
18
15
205
0
19
15
206
0
20
15
207
0
43
21
15
208
0
22
15
209
0
23
15
210
0
24
15
211
0
25
15
212
0
26
15
213
0
27
15
214
0
44
28
15
215
0
29
15
216
0
30
15
217
0
31
15
218
0
45
November 2019
week
mon
tue
wed
thu
fri
sat
sun
44
01
15
219
0
02
15
220
0
03
15
221
0
45
04
15
222
0
05
15
223
0
06
15
224
0
07
15
225
0
08
15
226
0
09
15
227
0
10
15
228
0
46
11
15
229
0
12
15
230
0
13
15
231
0
14
15
232
0
15
15
233
0
16
15
234
0
17
15
235
0
47
18
15
236
0
19
15
237
0
20
15
238
0
21
15
239
0
22
15
240
0
23
15
241
0
24
15
242
0
48
25
15
243
0
26
15
244
0
27
15
245
0
28
15
246
0
29
15
247
0
30
15
248
0
49
December 2019
week
mon
tue
wed
thu
fri
sat
sun
48
01
15
249
0
49
02
15
250
0
03
15
251
0
04
15
252
0
05
15
253
0
06
15
254
0
07
15
255
0
08
15
256
0
50
09
15
257
0
10
15
258
0
11
15
259
0
12
15
260
0
13
15
261
0
14
15
262
0
15
15
263
0
51
16
15
264
0
17
15
265
0
18
15
266
0
19
15
267
0
20
15
268
0
21
15
269
0
22
15
270
0
52
23
15
271
0
24
15
272
0
25
15
273
0
26
15
274
0
27
15
275
0
28
15
276
0
29
15
277
0
01
30
15
278
0
31
15
279
0
New Year's Day
January 2020
week
mon
tue
wed
thu
fri
sat
sun
01
01
15
280
0
New Year's Day-d3
02
15
281
0
Laba Festival
03
15
282
0
04
15
283
0
05
15
284
0
02
06
15
285
0
07
15
286
0
08
15
287
0
09
15
288
0
10
15
289
0
11
15
290
0
12
15
291
0
03
13
15
292
0
14
15
293
0
15
15
294
0
16
15
295
0
17
15
296
0
18
15
297
0
19
15
298
0
04
20
15
299
0
21
15
300
0
22
15
301
0
23
15
302
0
24
15
303
0
Chinese New Year week d1
25
15
304
0
Chinese New Year week d2
26
15
305
0
Chinese New Year week d3
05
27
15
306
0
Chinese New Year week d4
28
15
307
0
Chinese New Year week d5
29
15
308
0
Chinese New Year week d6
30
15
309
0
Chinese New Year week d7
31
15
310
0
06
February 2020
week
mon
tue
wed
thu
fri
sat
sun
05
01
15
311
0
02
15
312
0
06
03
15
313
0
04
15
314
0
05
15
315
0
06
15
316
0
07
15
317
0
08
15
318
0
Lantern Festival
09
15
319
0
07
10
15
320
0
11
15
321
0
12
15
322
0
13
15
323
0
14
15
324
0
15
15
325
0
16
15
326
0
08
17
15
327
0
18
15
328
0
19
15
329
0
20
15
330
0
21
15
331
0
22
15
332
0
23
15
333
0
09
24
15
334
0
Blue Dragon Festival
25
15
335
0
26
15
336
0
27
15
337
0
28
15
338
0
29
15
339
0
10
March 2020
week
mon
tue
wed
thu
fri
sat
sun
09
01
15
340
0
10
02
15
341
0
03
15
342
0
04
15
343
0
05
15
344
0
06
15
345
0
07
15
346
0
08
15
347
0
Women's Day
11
09
15
348
0
10
15
349
0
11
15
350
0
12
15
351
0
Arbor Day
13
15
352
0
14
15
353
0
15
15
354
0
12
16
15
355
0
17
15
356
0
18
15
357
0
19
15
358
0
20
15
359
0
21
15
360
0
22
15
361
0
13
23
15
362
0
24
15
363
0
25
15
364
0
26
15
365
0
Shangsi Festival
27
15
366
0
14
 
Public holidays
Weekend days
Days to take
Holidays
Days to take:
45
Holidays length:
12
Optimization factor:
?
Copy
Book your vacations now!
Booking.com
Share your result!
A suggestion?
A question or an error to report?

Do not hesitate to reach us at:
contact@workingdays.org