文件名称:qrt
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某个公司采用公用电话传递数据，数据是四位的整数，在传递过程中是加密的，加密规则如下：每位数字都加上5,然后用和除以10的余数代替该数字，再将第一位和第四位交换，第二位和第三位交换。
-The adoption of a public telephone data transmission, data is an integer of 4, in the transmission process is encrypted, encryption rules are as follows: each number with 5, and then divided by 10 instead of the remainder of the figure, and then the first and fourth exchange, second and third exchange.
-The adoption of a public telephone data transmission, data is an integer of 4, in the transmission process is encrypted, encryption rules are as follows: each number with 5, and then divided by 10 instead of the remainder of the figure, and then the first and fourth exchange, second and third exchange.
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