#include<stdio.h>
int main()
{ float add(float x,float y);
float a,b,c;
printf("Please enter a and b:");
c=add(a,b);
printf("sum is %f\n",c);
return 0;
}
float add(float x,float y)
{ float z;
z=x+y;
return(z);
}
运行结果如下:
#include<stdio.h>
int main()
{ float add(float x,float y);
float a,b,c;
printf("Please enter a and b:");
c=add(a,b);
printf("sum is %f\n",c);
return 0;
}
float add(float x,float y)
{ float z;
z=x+y;
return(z);
}
运行结果如下: