#include void main( ) { float x,y; scanf("%f",&x); if(x
#include void main( ) { float x,y; scanf("%f",&x); if(x
#include main() { float x,y; scanf("%f",&x); if(x
#include void main() { int a,b; float x,y; char c1,c2; scanf
编程分段函数#include void main(){int x,y;scanf("%d",&x);if(x
#include mian() { float x,y; scanf("%f",&x); if(x>=0) { if(x
#include int main(void) { float x,printf("输入x:\n"); scanf("=
#include void main () { int x,y,z,a,b,c,d,g,f; scanf("%d+%d"
main() { float x,y; scanf(%f,&x); if(x>=0) y=x; else y=-x; p
#include void main() { float x=5/2,y=5.0/2; printf("x=%f,y=%
#include #include int main(void) { float a,b,c,x,y,z; printf
#include double s(double x); void main() { double a,y; scanf
这道题哪里出错了,main() { int x; float y; scanf ("%d",x); if (x