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I know I want to be on vacation
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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 ()
September 2019
week
mon
tue
wed
thu
fri
sat
sun
35
36
37
38
18
15
0
0
+
×
19
15
1
0
+
×
20
15
2
0
+
×
21
15
3
0
+
×
22
15
4
0
+
×
39
23
15
5
0
+
×
24
15
6
0
+
×
25
15
7
0
+
×
26
15
8
0
+
×
27
15
9
0
+
×
28
15
10
0
+
×
29
15
11
0
+
×
40
30
15
12
0
+
×
October 2019
week
mon
tue
wed
thu
fri
sat
sun
40
01
15
13
0
+
×
02
15
14
0
+
×
03
15
15
0
+
×
04
15
16
0
+
×
05
15
17
0
+
×
06
15
18
0
+
×
41
07
15
19
0
+
×
08
15
20
0
+
×
09
15
21
0
+
×
10
15
22
0
+
×
11
15
23
0
+
×
12
15
24
0
+
×
13
15
25
0
+
×
42
14
15
26
0
Thanksgiving Day
+
×
15
15
27
0
+
×
16
15
28
0
+
×
17
15
29
0
+
×
18
15
30
0
+
×
19
15
31
0
+
×
20
15
32
0
+
×
43
21
15
33
0
+
×
22
15
34
0
+
×
23
15
35
0
+
×
24
15
36
0
+
×
25
15
37
0
+
×
26
15
38
0
+
×
27
15
39
0
+
×
44
28
15
40
0
+
×
29
15
41
0
+
×
30
15
42
0
+
×
31
15
43
0
+
×
45
November 2019
week
mon
tue
wed
thu
fri
sat
sun
44
01
15
44
0
+
×
02
15
45
0
+
×
03
15
46
0
+
×
45
04
15
47
0
+
×
05
15
48
0
+
×
06
15
49
0
+
×
07
15
50
0
+
×
08
15
51
0
+
×
09
15
52
0
+
×
10
15
53
0
+
×
46
11
15
54
0
+
×
12
15
55
0
+
×
13
15
56
0
+
×
14
15
57
0
+
×
15
15
58
0
+
×
16
15
59
0
+
×
17
15
60
0
+
×
47
18
15
61
0
+
×
19
15
62
0
+
×
20
15
63
0
+
×
21
15
64
0
+
×
22
15
65
0
+
×
23
15
66
0
+
×
24
15
67
0
+
×
48
25
15
68
0
+
×
26
15
69
0
+
×
27
15
70
0
+
×
28
15
71
0
+
×
29
15
72
0
+
×
30
15
73
0
+
×
49
December 2019
week
mon
tue
wed
thu
fri
sat
sun
48
01
15
74
0
+
×
49
02
15
75
0
+
×
03
15
76
0
+
×
04
15
77
0
+
×
05
15
78
0
+
×
06
15
79
0
+
×
07
15
80
0
+
×
08
15
81
0
+
×
50
09
15
82
0
+
×
10
15
83
0
+
×
11
15
84
0
+
×
12
15
85
0
+
×
13
15
86
0
+
×
14
15
87
0
+
×
15
15
88
0
+
×
51
16
15
89
0
+
×
17
15
90
0
+
×
18
15
91
0
+
×
19
15
92
0
+
×
20
15
93
0
+
×
21
15
94
0
+
×
22
15
95
0
+
×
52
23
15
96
0
+
×
24
15
97
0
+
×
25
15
98
0
Christmas
+
×
26
15
99
0
Boxing Day
+
×
27
15
100
0
+
×
28
15
101
0
+
×
29
15
102
0
+
×
01
30
15
103
0
+
×
31
15
104
0
+
×
 
January 2020
week
mon
tue
wed
thu
fri
sat
sun
01
01
15
105
0
New Year's Day
+
×
02
15
106
0
+
×
03
15
107
0
+
×
04
15
108
0
+
×
05
15
109
0
+
×
02
06
15
110
0
+
×
07
15
111
0
+
×
08
15
112
0
+
×
09
15
113
0
+
×
10
15
114
0
+
×
11
15
115
0
+
×
12
15
116
0
+
×
03
13
15
117
0
+
×
14
15
118
0
+
×
15
15
119
0
+
×
16
15
120
0
+
×
17
15
121
0
+
×
18
15
122
0
+
×
19
15
123
0
+
×
04
20
15
124
0
+
×
21
15
125
0
+
×
22
15
126
0
+
×
23
15
127
0
+
×
24
15
128
0
+
×
25
15
129
0
+
×
26
15
130
0
+
×
05
27
15
131
0
+
×
28
15
132
0
+
×
29
15
133
0
+
×
30
15
134
0
+
×
31
15
135
0
+
×
06
February 2020
week
mon
tue
wed
thu
fri
sat
sun
05
01
15
136
0
+
×
02
15
137
0
+
×
06
03
15
138
0
+
×
04
15
139
0
+
×
05
15
140
0
+
×
06
15
141
0
+
×
07
15
142
0
+
×
08
15
143
0
+
×
09
15
144
0
+
×
07
10
15
145
0
+
×
11
15
146
0
+
×
12
15
147
0
+
×
13
15
148
0
+
×
14
15
149
0
+
×
15
15
150
0
+
×
16
15
151
0
+
×
08
17
15
152
0
Family Day
+
×
18
15
153
0
+
×
19
15
154
0
+
×
20
15
155
0
+
×
21
15
156
0
+
×
22
15
157
0
+
×
23
15
158
0
+
×
09
24
15
159
0
+
×
25
15
160
0
+
×
26
15
161
0
+
×
27
15
162
0
+
×
28
15
163
0
+
×
29
15
164
0
+
×
10
March 2020
week
mon
tue
wed
thu
fri
sat
sun
09
01
15
165
0
+
×
10
02
15
166
0
+
×
03
15
167
0
+
×
04
15
168
0
+
×
05
15
169
0
+
×
06
15
170
0
+
×
07
15
171
0
+
×
08
15
172
0
+
×
11
09
15
173
0
+
×
10
15
174
0
+
×
11
15
175
0
+
×
12
15
176
0
+
×
13
15
177
0
+
×
14
15
178
0
+
×
15
15
179
0
+
×
12
16
15
180
0
+
×
17
15
181
0
+
×
18
15
182
0
+
×
19
15
183
0
+
×
20
15
184
0
+
×
21
15
185
0
+
×
22
15
186
0
+
×
13
23
15
187
0
+
×
24
15
188
0
+
×
25
15
189
0
+
×
26
15
190
0
+
×
27
15
191
0
+
×
28
15
192
0
+
×
29
15
193
0
+
×
14
30
15
194
0
+
×
31
15
195
0
+
×
April 2020
week
mon
tue
wed
thu
fri
sat
sun
14
01
15
196
0
+
×
02
15
197
0
+
×
03
15
198
0
+
×
04
15
199
0
+
×
05
15
200
0
+
×
15
06
15
201
0
+
×
07
15
202
0
+
×
08
15
203
0
+
×
09
15
204
0
+
×
10
15
205
0
Good Friday
+
×
11
15
206
0
+
×
12
15
207
0
+
×
16
13
15
208
0
+
×
14
15
209
0
+
×
15
15
210
0
+
×
16
15
211
0
+
×
17
15
212
0
+
×
18
15
213
0
+
×
19
15
214
0
+
×
17
20
15
215
0
+
×
21
15
216
0
+
×
22
15
217
0
+
×
23
15
218
0
+
×
24
15
219
0
+
×
25
15
220
0
+
×
26
15
221
0
+
×
18
27
15
222
0
+
×
28
15
223
0
+
×
29
15
224
0
+
×
30
15
225
0
+
×
19
May 2020
week
mon
tue
wed
thu
fri
sat
sun
18
01
15
226
0
+
×
02
15
227
0
+
×
03
15
228
0
+
×
19
04
15
229
0
+
×
05
15
230
0
+
×
06
15
231
0
+
×
07
15
232
0
+
×
08
15
233
0
+
×
09
15
234
0
+
×
10
15
235
0
+
×
20
11
15
236
0
+
×
12
15
237
0
+
×
13
15
238
0
+
×
14
15
239
0
+
×
15
15
240
0
+
×
16
15
241
0
+
×
17
15
242
0
+
×
21
18
15
243
0
Victoria Day
+
×
19
15
244
0
+
×
20
15
245
0
+
×
21
15
246
0
+
×
22
15
247
0
+
×
23
15
248
0
+
×
24
15
249
0
+
×
22
25
15
250
0
+
×
26
15
251
0
+
×
27
15
252
0
+
×
28
15
253
0
+
×
29
15
254
0
+
×
30
15
255
0
+
×
31
15
256
0
+
×
23
June 2020
week
mon
tue
wed
thu
fri
sat
sun
23
01
15
257
0
+
×
02
15
258
0
+
×
03
15
259
0
+
×
04
15
260
0
+
×
05
15
261
0
+
×
06
15
262
0
+
×
07
15
263
0
+
×
24
08
15
264
0
+
×
09
15
265
0
+
×
10
15
266
0
+
×
11
15
267
0
+
×
12
15
268
0
+
×
13
15
269
0
+
×
14
15
270
0
+
×
25
15
15
271
0
+
×
16
15
272
0
+
×
17
15
273
0
+
×
18
15
274
0
+
×
19
15
275
0
+
×
20
15
276
0
+
×
21
15
277
0
+
×
26
22
15
278
0
+
×
23
15
279
0
+
×
24
15
280
0
+
×
25
15
281
0
+
×
26
15
282
0
+
×
27
15
283
0
+
×
28
15
284
0
+
×
27
29
15
285
0
+
×
30
15
286
0
+
×
28
July 2020
week
mon
tue
wed
thu
fri
sat
sun
27
01
15
287
0
Canada Day
+
×
02
15
288
0
+
×
03
15
289
0
+
×
04
15
290
0
+
×
05
15
291
0
+
×
28
06
15
292
0
+
×
07
15
293
0
+
×
08
15
294
0
+
×
09
15
295
0
+
×
10
15
296
0
+
×
11
15
297
0
+
×
12
15
298
0
+
×
29
13
15
299
0
+
×
14
15
300
0
+
×
15
15
301
0
+
×
16
15
302
0
+
×
17
15
303
0
+
×
18
15
304
0
+
×
19
15
305
0
+
×
30
20
15
306
0
+
×
21
15
307
0
+
×
22
15
308
0
+
×
23
15
309
0
+
×
24
15
310
0
+
×
25
15
311
0
+
×
26
15
312
0
+
×
31
27
15
313
0
+
×
28
15
314
0
+
×
29
15
315
0
+
×
30
15
316
0
+
×
31
15
317
0
+
×
32
August 2020
week
mon
tue
wed
thu
fri
sat
sun
31
01
15
318
0
+
×
02
15
319
0
+
×
32
03
15
320
0
August Civic Holiday
+
×
04
15
321
0
+
×
05
15
322
0
+
×
06
15
323
0
+
×
07
15
324
0
+
×
08
15
325
0
+
×
09
15
326
0
+
×
33
10
15
327
0
+
×
11
15
328
0
+
×
12
15
329
0
+
×
13
15
330
0
+
×
14
15
331
0
+
×
15
15
332
0
+
×
16
15
333
0
+
×
34
17
15
334
0
+
×
18
15
335
0
+
×
19
15
336
0
+
×
20
15
337
0
+
×
21
15
338
0
+
×
22
15
339
0
+
×
23
15
340
0
+
×
35
24
15
341
0
+
×
25
15
342
0
+
×
26
15
343
0
+
×
27
15
344
0
+
×
28
15
345
0
+
×
29
15
346
0
+
×
30
15
347
0
+
×
36
31
15
348
0
+
×
September 2020
week
mon
tue
wed
thu
fri
sat
sun
36
01
15
349
0
+
×
02
15
350
0
+
×
03
15
351
0
+
×
04
15
352
0
+
×
05
15
353
0
+
×
06
15
354
0
+
×
37
07
15
355
0
Labour Day
+
×
08
15
356
0
+
×
09
15
357
0
+
×
10
15
358
0
+
×
11
15
359
0
+
×
12
15
360
0
+
×
13
15
361
0
+
×
38
14
15
362
0
+
×
15
15
363
0
+
×
16
15
364
0
+
×
17
15
365
0
+
×
18
15
366
0
+
×
19
15
367
0
+
×
20
15
368
0
+
×
39
40
41
 
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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