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2029 18 0,153 8463 1065 297 9826 6915 3164 2030 19 0,138 8717 1086 300 10104 7123 3228 2031 20 0,124 8979 1108 303 10390 7336 3292 2032 21 0,112 9248 1130 306 10685 7601 3361 2033 22 0,101 9525 1153 309 10988 7829 3428 2034 23 0,091 9811 1176 312 11300 8064 3497 2035 24 0,082 10106 1199 316 11621 8306 3566 2036 25 0,074 10409 1223 319 11951 8555 3638 10721 1248 322 12291 Kokku 2028-2031 2032-36
elements, like this Plaintext codenumber shield (for) 51648 shielded 07510 shielding 10983 shift(s) 43144 ship 35732 ships 10762 the code is a two-part code, because a second section, in which the code elements are in regular order, is required for decoding: codenumber plaintext 10980 was not 10981 spontaneous (ly) 10983 shielding 10986 April 13 10988 withdrawn from 10990 acknowledge In a sense, a code comprises a gigantic cipher alphabet, in which the basic plaintext unit is the word or the phrase; syllables and letters are supplied mainly to spell out words not present in the code. In ciphers, on the other hand, the basic unit is the letter, sometimes the letter-pair (digraph or bigram), very rarely larger groups of letters (polygrams). The substitution and transposition systems illustrated above are ciphers