请问这个怎么写，我写了的程序得到的答案与题目不同

Question

Answer 1

#include <stdio.h>
#include <math.h>
int main()
{
    float x,y;
    printf("Please input x and y:\n");
    scanf("%f,%f",&x,&y);
    printf("result=%.2f",pow(x,2)+pow(y,2));
    return 0;
}