1. For example, in the following program, the operation is not performed after judging * S1 and * S2, and the * S1 executed after equal, it is already the next character, so do not use as a judgment. Whether it is equal, but to be separate as a statement.
INT STRCMP1 (Char * S1, Char * S2) {while (* S1 == * S2 ) && * S1); Return (* S1- * S2);}
