编写程序求解下式中各字母所代表的数字，不同的字母代表



不同的数字。

PEAR

- ARA

--------

PEA

*问题分析与算法设计

类似的问题从计算机算法的角度来说是比较简单的，可以采



用最常见的穷举方法解决。程序中采用循环穷举每个字母所可能



代表的数字，然后将字母代表的数字转换为相应的整数，代入算



式后验证算式是否成立即可解决问题。-prepared under-solving procedures for the various letters on behalf of the figures, different letters represent different figures. PEAR - ARA --- -- PEA * Analysis and design algorithm similar problems from the perspective of a computer algorithm is relatively simple, we can use the most common exhaustive solutions. Procedures used in each cycle exhaustive letters may represent the figures, then the number of letters on behalf of conversion to the corresponding round into the formula after formula establishment of certification problems can be solved.