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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
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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
26
15
0
0
27
15
1
0
28
15
2
0
29
15
3
0
30
15
4
0
31
15
5
0
14
April 2019
week
mon
tue
wed
thu
fri
sat
sun
14
01
15
6
0
02
15
7
0
03
15
8
0
04
15
9
0
05
15
10
0
06
15
11
0
07
15
12
0
15
08
15
13
0
09
15
14
0
10
15
15
0
11
15
16
0
12
15
17
0
13
15
18
0
14
15
19
0
16
15
15
20
0
16
15
21
0
17
15
22
0
18
15
23
0
19
15
24
0
20
15
25
0
21
15
26
0
17
22
15
27
0
23
15
28
0
24
15
29
0
25
15
30
0
26
15
31
0
27
15
32
0
28
15
33
0
18
29
15
34
0
30
15
35
0
19
May 2019
week
mon
tue
wed
thu
fri
sat
sun
18
01
15
36
0
Labor Day
02
15
37
0
03
15
38
0
04
15
39
0
05
15
40
0
Children's Day
19
06
15
41
0
07
15
42
0
08
15
43
0
09
15
44
0
10
15
45
0
11
15
46
0
12
15
47
0
Buddha's Birthday
20
13
15
48
0
14
15
49
0
15
15
50
0
16
15
51
0
17
15
52
0
18
15
53
0
19
15
54
0
21
20
15
55
0
21
15
56
0
22
15
57
0
23
15
58
0
24
15
59
0
25
15
60
0
26
15
61
0
22
27
15
62
0
28
15
63
0
29
15
64
0
30
15
65
0
31
15
66
0
23
June 2019
week
mon
tue
wed
thu
fri
sat
sun
22
01
15
67
0
02
15
68
0
23
03
15
69
0
04
15
70
0
05
15
71
0
06
15
72
0
Memorial Day
07
15
73
0
08
15
74
0
09
15
75
0
24
10
15
76
0
11
15
77
0
12
15
78
0
13
15
79
0
14
15
80
0
15
15
81
0
16
15
82
0
25
17
15
83
0
18
15
84
0
19
15
85
0
20
15
86
0
21
15
87
0
22
15
88
0
23
15
89
0
26
24
15
90
0
25
15
91
0
26
15
92
0
27
15
93
0
28
15
94
0
29
15
95
0
30
15
96
0
27
 
July 2019
week
mon
tue
wed
thu
fri
sat
sun
27
01
15
97
0
02
15
98
0
03
15
99
0
04
15
100
0
05
15
101
0
06
15
102
0
07
15
103
0
28
08
15
104
0
09
15
105
0
10
15
106
0
11
15
107
0
12
15
108
0
13
15
109
0
14
15
110
0
29
15
15
111
0
16
15
112
0
17
15
113
0
Constitution Day
18
15
114
0
19
15
115
0
20
15
116
0
21
15
117
0
30
22
15
118
0
23
15
119
0
24
15
120
0
25
15
121
0
26
15
122
0
27
15
123
0
28
15
124
0
31
29
15
125
0
30
15
126
0
31
15
127
0
32
August 2019
week
mon
tue
wed
thu
fri
sat
sun
31
01
15
128
0
02
15
129
0
03
15
130
0
04
15
131
0
32
05
15
132
0
06
15
133
0
07
15
134
0
08
15
135
0
09
15
136
0
10
15
137
0
11
15
138
0
33
12
15
139
0
13
15
140
0
14
15
141
0
15
15
142
0
Liberation Day
16
15
143
0
17
15
144
0
18
15
145
0
34
19
15
146
0
20
15
147
0
21
15
148
0
22
15
149
0
23
15
150
0
24
15
151
0
25
15
152
0
35
26
15
153
0
27
15
154
0
28
15
155
0
29
15
156
0
30
15
157
0
31
15
158
0
36
September 2019
week
mon
tue
wed
thu
fri
sat
sun
35
01
15
159
0
36
02
15
160
0
03
15
161
0
04
15
162
0
05
15
163
0
06
15
164
0
07
15
165
0
08
15
166
0
37
09
15
167
0
10
15
168
0
11
15
169
0
12
15
170
0
Midautumn Festival D1
13
15
171
0
Midautumn Festival D2
14
15
172
0
Midautumn Festival D3
15
15
173
0
38
16
15
174
0
17
15
175
0
18
15
176
0
19
15
177
0
20
15
178
0
21
15
179
0
22
15
180
0
39
23
15
181
0
24
15
182
0
25
15
183
0
26
15
184
0
27
15
185
0
28
15
186
0
29
15
187
0
40
30
15
188
0
October 2019
week
mon
tue
wed
thu
fri
sat
sun
40
01
15
189
0
Armed Forces Day
02
15
190
0
03
15
191
0
National Foundation Day
04
15
192
0
05
15
193
0
06
15
194
0
41
07
15
195
0
08
15
196
0
09
15
197
0
Hangeul Day
10
15
198
0
11
15
199
0
12
15
200
0
13
15
201
0
42
14
15
202
0
15
15
203
0
16
15
204
0
17
15
205
0
18
15
206
0
19
15
207
0
20
15
208
0
43
21
15
209
0
22
15
210
0
23
15
211
0
24
15
212
0
25
15
213
0
26
15
214
0
27
15
215
0
44
28
15
216
0
29
15
217
0
30
15
218
0
31
15
219
0
45
November 2019
week
mon
tue
wed
thu
fri
sat
sun
44
01
15
220
0
02
15
221
0
03
15
222
0
45
04
15
223
0
05
15
224
0
06
15
225
0
07
15
226
0
08
15
227
0
09
15
228
0
10
15
229
0
46
11
15
230
0
12
15
231
0
13
15
232
0
14
15
233
0
15
15
234
0
16
15
235
0
17
15
236
0
47
18
15
237
0
19
15
238
0
20
15
239
0
21
15
240
0
22
15
241
0
23
15
242
0
24
15
243
0
48
25
15
244
0
26
15
245
0
27
15
246
0
28
15
247
0
29
15
248
0
30
15
249
0
49
December 2019
week
mon
tue
wed
thu
fri
sat
sun
48
01
15
250
0
49
02
15
251
0
03
15
252
0
04
15
253
0
05
15
254
0
06
15
255
0
07
15
256
0
08
15
257
0
50
09
15
258
0
10
15
259
0
11
15
260
0
12
15
261
0
13
15
262
0
14
15
263
0
15
15
264
0
51
16
15
265
0
17
15
266
0
18
15
267
0
19
15
268
0
20
15
269
0
21
15
270
0
22
15
271
0
52
23
15
272
0
24
15
273
0
25
15
274
0
Christmas Day
26
15
275
0
27
15
276
0
28
15
277
0
29
15
278
0
01
30
15
279
0
31
15
280
0
January 2020
week
mon
tue
wed
thu
fri
sat
sun
01
01
15
281
0
New Year's Day
02
15
282
0
03
15
283
0
04
15
284
0
05
15
285
0
02
06
15
286
0
07
15
287
0
08
15
288
0
09
15
289
0
10
15
290
0
11
15
291
0
12
15
292
0
03
13
15
293
0
14
15
294
0
15
15
295
0
16
15
296
0
17
15
297
0
18
15
298
0
19
15
299
0
04
20
15
300
0
21
15
301
0
22
15
302
0
23
15
303
0
24
15
304
0
Korean New Year's Day1
25
15
305
0
Korean New Year's Day2
26
15
306
0
Korean New Year's Day3
05
27
15
307
0
28
15
308
0
29
15
309
0
30
15
310
0
31
15
311
0
06
February 2020
week
mon
tue
wed
thu
fri
sat
sun
05
01
15
312
0
02
15
313
0
06
03
15
314
0
04
15
315
0
05
15
316
0
06
15
317
0
07
15
318
0
08
15
319
0
09
15
320
0
07
10
15
321
0
11
15
322
0
12
15
323
0
13
15
324
0
14
15
325
0
15
15
326
0
16
15
327
0
08
17
15
328
0
18
15
329
0
19
15
330
0
20
15
331
0
21
15
332
0
22
15
333
0
23
15
334
0
09
24
15
335
0
25
15
336
0
26
15
337
0
27
15
338
0
28
15
339
0
29
15
340
0
10
March 2020
week
mon
tue
wed
thu
fri
sat
sun
09
01
15
341
0
Independence day
10
02
15
342
0
03
15
343
0
04
15
344
0
05
15
345
0
06
15
346
0
07
15
347
0
08
15
348
0
11
09
15
349
0
10
15
350
0
11
15
351
0
12
15
352
0
13
15
353
0
14
15
354
0
15
15
355
0
12
16
15
356
0
17
15
357
0
18
15
358
0
19
15
359
0
20
15
360
0
21
15
361
0
22
15
362
0
13
23
15
363
0
24
15
364
0
25
15
365
0
26
15
366
0
14
 
Public holidays
Weekend days
Days to take
Holidays
Days to take:
45
Holidays length:
12
Optimization factor:
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