scanf那一行有错误，但不知道哪里错误

Question

#include <stdio.h>
#include <stdlib.h>

int main()
{
    double a,b;
    scanf("%lf,%lf",&abs(a),&abs(b));
    int h = 0;

    if(a <= 3 && a >= 1 && b <= 3 && b >= 1){
            h = 10;

    }


    return 0;
}

Answer 1

改成&a,&b