while(cc[i]l=NULL) 1++; for(:<1; 1--j++)( ch=cclI cC cci=ch 等价于程序B Did f( char *cc char *pl, *p2, ch; while( pl<p2)i p1++ 23、程序A: int f( int n if(n<=1) return r eturn f(n-1)+f(n-2); 等价于程序B: f( int n 0=0;tl=1;t=n;11 while ( cc[i]!=NULL ) i++; i --; for( ;j<i; i--,j++ ) { ch = cc[j]; cc[j] = cc[i]; cc[i] = ch; } } 等价于程序Ｂ void f( char *cc ) { char *p1, *p2, ch; p1=p2=cc; while(_*p2_) p2++; p2 - -; while( p1<p2 ) { ch = *p2; _*p2_ = *p1; _*p1_ = ch; _p1++_; p2 - -; } } 23、程序Ａ： int f( int n ) { if(n<=1) return n; else return f(n-1)+f(n-2); } 等价于程序Ｂ： int f( int n ) { _int t0,t1,t_; t0=0; t1=1; t=n;