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单项选择题
A.3
B.6
C.7
D.4
单项选择题
A.a=/*p1-m;
B.b=*p1+*p2+6;
C.k=1,m=8;
D.p1=&k,p2=&m;
单项选择题
A.int fun(double *, int*);
B.int fun(double, int);
C.int fun(double *x, int n);
D.int fun(double x, int*n);
单项选择题
A.if(x>=0) y=sqrt(x);else y=sqrt(-x);
B.y=sqrt(x);if(x<0) y=sqrt(-x);
C.if(x>=0) y=sqrt(x);if(x<0) y=sqrt(-x);
D.y=sqrt(x>=0 x:-x);