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