#include<stdio.h>
int main()
{int m,n,x,y;
scanf("%d &d",&m,&n);
x=(4m-n)/2;
y=(n-2m)/2;
if(x+y==m&&x>=0&&y>=0){
printf("%d %d",x,y);
}else{
printf("Error");
}
return 0;
}**
```
```**
#include<stdio.h>
int main()
{int m,n,x,y;
scanf("%d &d",&m,&n);
x=(4m-n)/2;
y=(n-2m)/2;
if(x+y==m&&x>=0&&y>=0){
printf("%d %d",x,y);
}else{
printf("Error");
}
return 0;
}**
```
```**