| 摘要 |
<p>A method, system and storage medium for program changing. The method comprises the following steps: obtains a current program number, receives an instruction to determine a program change direction, searches a first lookup table to find a target program number according to the direction, searches a second lookup table to get program information of the target program according to the target program number, and changes from the current program to the target program according to the program information.
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