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I have to be at work
I know I want to be on vacation
?
I let the optimizer decide
CALCULATOR
CALENDAR
TODO LIST
THE HOLIDAYS OPTIMIZER
BIRTHDAYS
DAILY COFFEE
It tells you when to take your days off to maximize the length of your vacation
I would like to take
days off
from  
 to 
How many vacation blocks?
(    or )
Each vacation should be at least days
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 ()
January 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
01
01
15
0
0
Nieuwjaar
02
15
1
0
03
15
2
0
04
15
3
0
05
15
4
0
02
06
15
5
0
07
15
6
0
08
15
7
0
09
15
8
0
10
15
9
0
11
15
10
0
12
15
11
0
03
13
15
12
0
14
15
13
0
15
15
14
0
16
15
15
0
17
15
16
0
18
15
17
0
19
15
18
0
04
20
15
19
0
21
15
20
0
22
15
21
0
23
15
22
0
24
15
23
0
25
15
24
0
26
15
25
0
05
27
15
26
0
28
15
27
0
29
15
28
0
30
15
29
0
31
15
30
0
06
February 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
05
01
15
31
0
02
15
32
0
06
03
15
33
0
04
15
34
0
05
15
35
0
06
15
36
0
07
15
37
0
08
15
38
0
09
15
39
0
07
10
15
40
0
11
15
41
0
12
15
42
0
13
15
43
0
14
15
44
0
15
15
45
0
16
15
46
0
08
17
15
47
0
18
15
48
0
19
15
49
0
20
15
50
0
21
15
51
0
22
15
52
0
23
15
53
0
09
24
15
54
0
25
15
55
0
26
15
56
0
27
15
57
0
28
15
58
0
10
March 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
09
01
15
59
0
02
15
60
0
10
03
15
61
0
04
15
62
0
05
15
63
0
06
15
64
0
07
15
65
0
08
15
66
0
09
15
67
0
11
10
15
68
0
11
15
69
0
12
15
70
0
13
15
71
0
14
15
72
0
15
15
73
0
16
15
74
0
12
17
15
75
0
18
15
76
0
19
15
77
0
20
15
78
0
21
15
79
0
22
15
80
0
23
15
81
0
13
24
15
82
0
25
15
83
0
26
15
84
0
27
15
85
0
28
15
86
0
Goede Vrijdag
29
15
87
0
30
15
88
0
Eerste Paasdag
14
31
15
89
0
Tweede Paasdag
April 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
14
01
15
90
0
02
15
91
0
03
15
92
0
04
15
93
0
05
15
94
0
06
15
95
0
15
07
15
96
0
08
15
97
0
09
15
98
0
10
15
99
0
11
15
100
0
12
15
101
0
13
15
102
0
16
14
15
103
0
15
15
104
0
16
15
105
0
17
15
106
0
18
15
107
0
19
15
108
0
20
15
109
0
17
21
15
110
0
22
15
111
0
23
15
112
0
24
15
113
0
25
15
114
0
26
15
115
0
27
15
116
0
18
28
15
117
0
29
15
118
0
30
15
119
0
Koninginnedag
19
May 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
18
01
15
120
0
02
15
121
0
03
15
122
0
04
15
123
0
19
05
15
124
0
06
15
125
0
07
15
126
0
08
15
127
0
Hemelvaartsdag
09
15
128
0
10
15
129
0
11
15
130
0
20
12
15
131
0
13
15
132
0
14
15
133
0
15
15
134
0
16
15
135
0
17
15
136
0
18
15
137
0
Eerste Pinksterdag
21
19
15
138
0
Tweede Pinksterdag
20
15
139
0
21
15
140
0
22
15
141
0
23
15
142
0
24
15
143
0
25
15
144
0
22
26
15
145
0
27
15
146
0
28
15
147
0
29
15
148
0
30
15
149
0
31
15
150
0
23
June 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
22
01
15
151
0
23
02
15
152
0
03
15
153
0
04
15
154
0
05
15
155
0
06
15
156
0
07
15
157
0
08
15
158
0
24
09
15
159
0
10
15
160
0
11
15
161
0
12
15
162
0
13
15
163
0
14
15
164
0
15
15
165
0
25
16
15
166
0
17
15
167
0
18
15
168
0
19
15
169
0
20
15
170
0
21
15
171
0
22
15
172
0
26
23
15
173
0
24
15
174
0
25
15
175
0
26
15
176
0
27
15
177
0
28
15
178
0
29
15
179
0
27
30
15
180
0
July 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
27
01
15
181
0
02
15
182
0
03
15
183
0
04
15
184
0
05
15
185
0
06
15
186
0
28
07
15
187
0
08
15
188
0
09
15
189
0
10
15
190
0
11
15
191
0
12
15
192
0
13
15
193
0
29
14
15
194
0
15
15
195
0
16
15
196
0
17
15
197
0
18
15
198
0
19
15
199
0
20
15
200
0
30
21
15
201
0
22
15
202
0
23
15
203
0
24
15
204
0
25
15
205
0
26
15
206
0
27
15
207
0
31
28
15
208
0
29
15
209
0
30
15
210
0
31
15
211
0
32
August 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
31
01
15
212
0
02
15
213
0
03
15
214
0
32
04
15
215
0
05
15
216
0
06
15
217
0
07
15
218
0
08
15
219
0
09
15
220
0
10
15
221
0
33
11
15
222
0
12
15
223
0
13
15
224
0
14
15
225
0
15
15
226
0
16
15
227
0
17
15
228
0
34
18
15
229
0
19
15
230
0
20
15
231
0
21
15
232
0
22
15
233
0
23
15
234
0
24
15
235
0
35
25
15
236
0
26
15
237
0
27
15
238
0
28
15
239
0
29
15
240
0
30
15
241
0
31
15
242
0
36
September 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
36
01
15
243
0
02
15
244
0
03
15
245
0
04
15
246
0
05
15
247
0
06
15
248
0
07
15
249
0
37
08
15
250
0
09
15
251
0
10
15
252
0
11
15
253
0
12
15
254
0
13
15
255
0
14
15
256
0
38
15
15
257
0
16
15
258
0
17
15
259
0
18
15
260
0
19
15
261
0
20
15
262
0
21
15
263
0
39
22
15
264
0
23
15
265
0
24
15
266
0
25
15
267
0
26
15
268
0
27
15
269
0
28
15
270
0
40
29
15
271
0
30
15
272
0
41
October 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
40
01
15
273
0
02
15
274
0
03
15
275
0
04
15
276
0
05
15
277
0
41
06
15
278
0
07
15
279
0
08
15
280
0
09
15
281
0
10
15
282
0
11
15
283
0
12
15
284
0
42
13
15
285
0
14
15
286
0
15
15
287
0
16
15
288
0
17
15
289
0
18
15
290
0
19
15
291
0
43
20
15
292
0
21
15
293
0
22
15
294
0
23
15
295
0
24
15
296
0
25
15
297
0
26
15
298
0
44
27
15
299
0
28
15
300
0
29
15
301
0
30
15
302
0
31
15
303
0
45
November 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
44
01
15
304
0
02
15
305
0
45
03
15
306
0
04
15
307
0
05
15
308
0
06
15
309
0
07
15
310
0
08
15
311
0
09
15
312
0
46
10
15
313
0
11
15
314
0
12
15
315
0
13
15
316
0
14
15
317
0
15
15
318
0
16
15
319
0
47
17
15
320
0
18
15
321
0
19
15
322
0
20
15
323
0
21
15
324
0
22
15
325
0
23
15
326
0
48
24
15
327
0
25
15
328
0
26
15
329
0
27
15
330
0
28
15
331
0
29
15
332
0
30
15
333
0
49
December 1986
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
49
01
15
334
0
02
15
335
0
03
15
336
0
04
15
337
0
05
15
338
0
06
15
339
0
07
15
340
0
50
08
15
341
0
09
15
342
0
10
15
343
0
11
15
344
0
12
15
345
0
13
15
346
0
14
15
347
0
51
15
15
348
0
16
15
349
0
17
15
350
0
18
15
351
0
19
15
352
0
20
15
353
0
21
15
354
0
52
22
15
355
0
23
15
356
0
24
15
357
0
25
15
358
0
Eerste Kerstdag
26
15
359
0
Tweede Kerstdag
27
15
360
0
28
15
361
0
01
29
15
362
0
30
15
363
0
31
15
364
0
02
January 1987
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
01
01
15
365
0
Nieuwjaar
02
03
04
05
06
Public holidays
Weekend days
Days to take
Vacations
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Working days in a year:   ‹ 1985 | 1986 | 1987 ›
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