int x=0;y=0;z=0;x=(y=3;z=5*y,y=10);x=?y=?z=?
int x=0;y=0;z=0;x=(y=3;z=5*y,y=10);x=?y=?z=?
若{x+3y+10z=0 则 (x+y-z)/(x-y+z)
(x+y-z)(x-y+z)=
已知x+y-z/z=x-y+z/y=-x+y+z/x,且xyz不等于0,求分式[(x+y)(x+z)(y+z)]/xyz
y+z÷x=Z+X÷y=X+Y÷z,X+Y+Z不等0求X+Y-Z÷X+Y+z值
x分之y+z=y分之z+x=z分之x+y(x+y+z不等于0),求x+y+z分之x+y-z
已知:(x+y-z)/z=(x-y+z)/y+(y+z-x)/x,且xyz≠0,求代数式[(x+y)(y+z)(x+z)
X+Y+Z=?
已知x,y,z 大于0,x+y+z=2,求证 xz/y(y+z)+zy/x(x+y)+yx/z(z+x)大于等于2/3
int max(int x,int y) { int z; if(x>y) z=x; else z=y; return(
int x,y,z;x=y=z=0;++x||++y&&++z;执行后x,y,z的值,
X/(Y-Z)+Y/(Z-X)+Z/(X-Y)=0