diff --git a/Créatures nocturnes.py b/Créatures nocturnes.py
new file mode 100644
index 0000000..dc930e9
--- /dev/null
+++ b/Créatures nocturnes.py	
@@ -0,0 +1,33 @@
+chauvessouris = 0
+skellingtons  = 0
+zombies = 0
+fantomes = 0
+
+improvement = 1
+
+for i in range(1, 50*60+1):
+    #spawns
+    if i%2 == 0:
+        chauvessouris = chauvessouris + 10
+    if i%5 == 0:
+        skellingtons = skellingtons + 5
+    if i%6 == 0:
+        zombies = zombies + 4
+    if i%10 == 0:
+        fantomes = fantomes + 3
+
+    #improvement
+    if i > 60*4 and i%(60*4) == 1:
+        improvement = improvement + 1
+
+    #kills
+    if i%6 == 0:
+        chauvessouris = chauvessouris - 2*improvement
+    if i%20 == 0:
+        skellingtons = skellingtons - 1*improvement
+    if i%30 == 0:
+        zombies = zombies - 1*improvement
+    if i%40 == 0:
+        fantomes = fantomes - 1*improvement
+
+    print(f"{i} --- {chauvessouris}, {skellingtons}, {zombies}, {fantomes}")
\ No newline at end of file
diff --git a/Hen Llinge obfusqué.py b/Hen Llinge obfusqué.py
new file mode 100644
index 0000000..51889f8
--- /dev/null
+++ b/Hen Llinge obfusqué.py	
@@ -0,0 +1,23 @@
+message = "GwboOBynaABlnNecCigGdd"
+message = "MzZfiIFmMpPizwWZkbByYKfFjJkKusSbBUplLqisSlLdDIQPnrRnuUuUsgkKfFdDGSxhHmMmMXgGjaAJpzZpeEPPnNpncmMinNIwpPWfFcCCNPnqQxXNeqQhHraefFEdkKDpmMPARaqQqQikjJKmMoOIrRpPoOnNmyYMfFxXkoOsSKzZwefFEWvV yYyYjJpPEviIzeExXZxgGwWjkKJXmMxXVvVkqQoOagxXGeEAoOpPtTntTNnNKjtTxXwWgGJunjJdDoONUspPSutTtgGTUhHqlLrRQmuUjJnwfFWNxXpzZPyYlLzZMoOnweEfFWkwpPjJWnNxXKyYjJyYfFuUicbBCcCpuUoOPoeEoOsgwWsaAsSSjJGkKeEnNSpPvVsmyYMoOsSSOxXdyqQzZmMmMYnNDd"
+
+found = False
+at_least_one = True
+res = ""
+while at_least_one:
+    at_least_one = False
+    for i in range(len(message)):
+        if found:
+            #this is the upper case letter, the 2nd letter
+            found = False
+        elif i<len(message)-1 and message[i].islower() and message[i].upper() == message[i+1] and not found:
+            #this is the mower case letter followed by the same letter in upper case
+            found = True
+            at_least_one = True
+        elif not found:
+            res = res + message[i]
+        else:
+            found = False
+    print(res)
+    message = res
+    res = ""
diff --git a/Pokédex en vrac.py b/Pokédex en vrac.py
new file mode 100644
index 0000000..f849c00
--- /dev/null
+++ b/Pokédex en vrac.py	
@@ -0,0 +1,31 @@
+input = "2, 10, 5, 1, 7, 9, 8"
+input = "215, 710, 893, 209, 728, 552, 359, 877, 451, 246, 640, 847, 416, 669, 91, 117, 129, 638, 690, 853, 263, 211, 897, 610, 898, 420, 352, 844, 837, 396, 634, 442, 761, 501, 782, 651, 182, 236, 20, 567, 560, 754, 141, 522, 650, 9, 50, 286, 750, 467, 151, 691, 446, 318, 147, 777, 852, 185, 855, 675, 131, 38, 849, 262, 427, 445, 261, 356, 269, 327, 357, 798, 72, 635, 426, 734, 546, 54, 836, 64, 36, 896, 887, 725, 298, 316, 697, 69, 822, 519, 380, 137, 40, 607, 371, 700, 698, 353, 448, 142, 75, 233, 463, 177, 461, 349, 539, 281, 355, 92, 135, 207, 559, 470, 326, 766, 222, 156, 636, 4, 410, 488, 329, 538, 303, 433, 807, 759, 730, 110, 739, 625, 174, 704, 760, 477, 775, 264, 170, 267, 452, 30, 550, 260, 547, 242, 727, 360, 856, 336, 795, 19, 518, 751, 192, 143, 493, 489, 753, 181, 299, 715, 2, 255, 79, 524, 253, 313, 245, 121, 721, 32, 597, 205, 556, 364, 425, 535, 408, 490, 668, 330, 584, 223, 214, 379, 587, 527, 105, 555, 3, 781, 67, 590, 579, 677, 338, 289, 34, 8, 801, 46, 687, 830, 838, 270, 98, 437, 660, 301, 204, 146, 5, 894, 28, 496, 814, 806, 850, 799, 288, 324, 686, 826, 162, 149, 810, 228, 604, 495, 89, 309, 254, 394, 14, 507, 779, 680, 817, 96, 315, 581, 126, 417, 113, 512, 115, 733, 229, 599, 447, 319, 302, 484, 536, 76, 703, 475, 363, 217, 846, 132, 595, 376, 862, 684, 180, 114, 742, 55, 154, 543, 468, 85, 412, 762, 133, 455, 851, 26, 504, 575, 619, 148, 365, 891, 386, 724, 808, 65, 653, 707, 804, 145, 869, 12, 22, 833, 47, 729, 43, 671, 248, 778, 237, 491, 772, 57, 880, 61, 464, 613, 430, 372, 594, 709, 256, 868, 398, 577, 17, 557, 482, 842, 643, 609, 769, 624, 175, 307, 18, 101, 171, 665, 439, 351, 534, 689, 81, 27, 679, 314, 197, 825, 238, 321, 441, 100, 190, 840, 647, 400, 432, 773, 717, 533, 570, 571, 696, 498, 97, 720, 401, 645, 358, 220, 788, 103, 786, 377, 654, 59, 860, 399, 106, 51, 60, 325, 287, 249, 474, 480, 674, 384, 780, 350, 505, 752, 600, 601, 239, 785, 340, 164, 48, 322, 726, 540, 827, 644, 829, 450, 268, 499, 366, 168, 688, 368, 258, 765, 531, 108, 70, 285, 346, 361, 53, 656, 166, 456, 382, 637, 722, 500, 492, 871, 292, 593, 757, 6, 345, 161, 485, 551, 731, 582, 867, 282, 530, 692, 173, 160, 407, 672, 713, 86, 797, 159, 719, 648, 738, 213, 598, 608, 116, 566, 243, 875, 188, 119, 343, 304, 390, 35, 569, 861, 80, 274, 466, 771, 881, 392, 387, 667, 805, 528, 344, 792, 158, 576, 866, 872, 472, 33, 787, 196, 219, 157, 232, 612, 839, 863, 895, 107, 341, 802, 167, 834, 93, 525, 272, 184, 90, 251, 888, 342, 293, 828, 37, 478, 49, 741, 66, 454, 809, 332, 681, 24, 605, 337, 312, 225, 323, 820, 652, 858, 621, 134, 362, 628, 523, 723, 774, 486, 516, 563, 716, 513, 655, 7, 45, 127, 136, 783, 629, 203, 247, 74, 529, 812, 295, 370, 422, 63, 155, 419, 444, 646, 763, 199, 848, 568, 793, 639, 747, 841, 548, 620, 397, 212, 583, 250, 815, 903, 278, 144, 706, 699, 271, 508, 257, 83, 374, 118, 23, 210, 586, 339, 290, 735, 558, 31, 459, 276, 73, 630, 218, 502, 230, 348, 235, 514, 224, 611, 857, 553, 835, 29, 221, 409, 878, 310, 393, 627, 549, 102, 905, 423, 811, 614, 823, 740, 544, 658, 626, 193, 139, 745, 198, 737, 865, 462, 176, 666, 178, 296, 94, 297, 471, 275, 565, 244, 859, 657, 694, 317, 542, 354, 819, 606, 642, 413, 580, 331, 77, 767, 395, 300, 818, 776, 15, 659, 884, 712, 902, 415, 405, 294, 25, 537, 831, 305, 885, 545, 440, 231, 532, 854, 41, 71, 428, 572, 266, 460, 435, 554, 832, 702, 130, 240, 661, 892, 465, 453, 693, 746, 169, 683, 622, 128, 120, 864, 39, 873, 676, 901, 458, 562, 476, 424, 883, 511, 404, 768, 383, 226, 790, 280, 749, 44, 510, 283, 800, 187, 695, 16, 42, 369, 234, 403, 385, 886, 631, 843, 104, 389, 78, 588, 803, 591, 623, 641, 194, 662, 306, 273, 388, 789, 334, 367, 617, 711, 172, 483, 649, 186, 201, 899, 633, 436, 328, 824, 755, 406, 743, 632, 414, 411, 434, 375, 585, 736, 277, 596, 200, 718, 308, 791, 870, 574, 421, 123, 163, 561, 503, 58, 202, 320, 481, 578, 1, 515, 506, 95, 56, 602, 708, 874, 109, 457, 429, 487, 183, 748, 758, 732, 682, 603, 227, 13, 821, 241, 84, 469, 889, 494, 150, 347, 670, 189, 279, 701, 764, 517, 291, 252, 152, 431, 813, 890, 140, 784, 378, 52, 138, 206, 714, 521, 497, 845, 520, 62, 11, 333, 373, 473, 179, 770, 705, 88, 592, 509, 882, 165, 99, 381, 335, 391, 744, 265, 153, 573, 10, 685, 438, 284, 259, 564, 443, 879, 900, 756, 216, 876, 122, 82, 195, 616, 479, 816, 418"
+pokemons = sorted([int(i.strip()) for i in input.split(",")])
+
+previous = pokemons[0]
+res = str(previous)
+
+for i in range(1, len(pokemons)):
+    if i == len(pokemons)-1:
+        #This is the end of the list
+        if pokemons[i] == previous + 1:
+            #this is also the end of a serie
+            res = res + str(pokemons[i])
+        else:
+            #This is a singleton
+            res = res + str(previous) + "," + str(pokemons[i])
+    elif pokemons[i] == previous + 1:
+        #This is the 2nd or + element of the serie
+        if res[-1] != "-":
+            #This is the second, we add a '-'
+            res = res + "-"
+    elif pokemons[i] != previous + 1 and res[-1] == "-":
+        #This is the end of a serie
+        res = res + str(previous) + "," + str(pokemons[i])
+    elif pokemons[i] != previous + 1:
+        #This is the start of a new serie or singleton
+        res = res + "," + str(pokemons[i])
+
+    previous = pokemons[i]
+
+print(res)