//返回指针的函数完成成绩查询

#include<stdio.h>

int main()
{
    float *fun(float *p,int m,int n,int k);
    float a[10][10];
    int i,j,m,n,k;
    float *p;
    puts("Input the number of the student :");                    //          error
    scanf("k=%d",&k);                                             //          error
    puts("Please Input the nums and grades:");                    //          error
    scanf("m=%d,n=%d",&m,&n);                                     //          error
    for(i=0;i<m;i++)
    {
        for(j=0;j<n;j++)
            scanf("%f",&a[i][j]);
    }
    for(i=0;i<m;i++)
    {
        for(j=0;j<n;j++)
            printf("%.2f ",a[i][j]);
        putchar('\n');
    }
    p=fun(*a,m,n,k-1);    //调用的时候前面不需要加*号撒
   
    puts("The information you want is:");
    for(i=0;i<n;i++)
    {
        printf("%.2f ",*(p+i));
    }
    putchar('\n');
    return 0;
}

float *fun(float *p,int m,int n,int k)
{
    float *x;
    x=p+k*10;
    printf("%f ",*x);
    return x;
}

//请问为什么我的scanf函数只能完成k的赋值，而无法完成对m，n两数的赋值？？？

something wrong! I just like using scarf like that and it always works! I dont know what's wrong with my program ! so please give me a favor . thank you! sogou dont work

我知道可以这样改哦~ 但是我不晓得我那个程序错在哪里哦~~~

搜狗坏了 那会 ....O(∩_∩)O~