1.根据以下函数关系,对输入的每个x值,计算出相应的y值,请填空使程序完整main ( ){ int x,c,m;float y;scanf(“%d”,&x);if (________(1)________) c=-1;else c=________(2)________ ;switch (c) {case –1 :y=0 ; break ;case 0 :y=x
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![1.根据以下函数关系,对输入的每个x值,计算出相应的y值,请填空使程序完整main ( ){ int x,c,m;float y;scanf(“%d”,&x);if (________(1)________) c=-1;else c=________(2)________ ;switch (c) {case –1 :y=0 ; break ;case 0 :y=x](/uploads/image/z/5167279-55-9.jpg?t=1.%E6%A0%B9%E6%8D%AE%E4%BB%A5%E4%B8%8B%E5%87%BD%E6%95%B0%E5%85%B3%E7%B3%BB%2C%E5%AF%B9%E8%BE%93%E5%85%A5%E7%9A%84%E6%AF%8F%E4%B8%AAx%E5%80%BC%2C%E8%AE%A1%E7%AE%97%E5%87%BA%E7%9B%B8%E5%BA%94%E7%9A%84y%E5%80%BC%2C%E8%AF%B7%E5%A1%AB%E7%A9%BA%E4%BD%BF%E7%A8%8B%E5%BA%8F%E5%AE%8C%E6%95%B4main+%28+%29%7B+int+x%2Cc%2Cm%3Bfloat+y%3Bscanf%28%E2%80%9C%25d%E2%80%9D%2C%26x%29%3Bif+%28________%281%29________%29+c%3D-1%3Belse+c%3D________%282%29________+%3Bswitch+%28c%29+%7Bcase+%E2%80%931+%3Ay%3D0+%3B+break+%3Bcase+0+%3Ay%3Dx)
1.根据以下函数关系,对输入的每个x值,计算出相应的y值,请填空使程序完整main ( ){ int x,c,m;float y;scanf(“%d”,&x);if (________(1)________) c=-1;else c=________(2)________ ;switch (c) {case –1 :y=0 ; break ;case 0 :y=x
1.根据以下函数关系,对输入的每个x值,计算出相应的y值,请填空使程序完整
main ( )
{
int x,c,m;
float y;
scanf(“%d”,&x);
if (________(1)________) c=-1;
else c=________(2)________ ;
switch (c) {
case –1 :y=0 ; break ;
case 0 :y=x ; break ;
case 1 :y=10 ; break ;
case 2 :
case 3 :y=-0.5*x+20 ; break ;
default :y=-2 ;
}
if (________(3)________)
printf (“y=%f”,y);
else
printf(“error!”);
}
1.根据以下函数关系,对输入的每个x值,计算出相应的y值,请填空使程序完整main ( ){ int x,c,m;float y;scanf(“%d”,&x);if (________(1)________) c=-1;else c=________(2)________ ;switch (c) {case –1 :y=0 ; break ;case 0 :y=x
void writeto(link_stu H)
{
FILE *a;
link_stu p;
p=H->next;
a=fopen("stu.dat","w+");
fwrite(H,sizeof(lnode_stu),1,a);
while(p!=NULL)
{
fwrite(p,sizeof(lnode_stu),1,a);
p=p->next;
}
fclose(a);