if(x>=0) if(x=0) y=0; else y=1; else y=-1;
if(x>=0) if(x=0) y=0; else y=1; else y=-1;
int x=1,y=0; if(!x)y++; else if(x==0) if(x)y+=2; else y+=3;
y=-1; if(x!=0) y=1; if(x>0) y=1; else y=0;
怎么理解下面的C++语句?if(x>=0) if(x>0) y=1; else y=o; else y=-1;
c语言 if#includemain(){int x=1,y=0;if(!x)y++;else if(x==0)if(x
1 int x=1,y=0; 2 if(!x) y++; 3 else if(x==0) 4 if(x) y+=2; 5
C语言IF选择语句!请问:else if(x==0){y=x;}和else{if(x==0){y=x;}}
C语言 y=x+1; if(x>=0) if(x==0) y=x; else y=x-1;
y=(x!=0?1:-1)用if……else,咋写,为什么?
main() { float x,y; scanf(%f,&x); if(x>=0) y=x; else y=-x; p
c语言 { int x=1,y=1; if(0)if(1)x=2;else y=3; printf("x=%d,y=%d
下面程序表示的函数解析式是,if x>0,then y=2^x+1,else y=x*x+2*x,end if,prin