int max(int x，int y)； //Declare before the main function or put the definition directly before the main function.

int main()

{

int max(int x，int y)； //declaration of called function max

int a，b，c； ? //Define the independent variable abc as shaping.

//scanf("%d, %b ",& 1, & b); ? //The value of the input variable a b has an input error d-b B

Scanf("%d, %d ",& i, & amp); ? //enter the value of variable a b.

c=max(a，b)； //Call the max function to assign the value to C.

printf("max=%d\n "，c)； ? //output the value of c

Returns 0;

}

int max(int x，int y)？ //define the max function, and the function value is shaping.

{

int z；

if(x & gt； y)z = x；

else z = y；

Return (z);

}