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