我错在哪里了
#include"stdio.h"main()
{
int a,b;
float x,y;
char c1,c2;
printf("a= \n b=");
scanf(%d%d,&a,&b);
printf("x= \n y= ");
scanf(%f%f,&a,&b);
printf("c1=\n c2=");
scanf(%c%c,&c1,&c2);
printf("a=%d,b=%d,x=%f,y=%f,c1=%c,c2=%c,a,b,x,y,c1,c2");
}