AcWing 606. Average 1 (implemented in C language)

Read two floating point numbers A and B Value , Corresponding to the results of two students .

Please calculate the average score of students , among A The weight of the score is 3.5,B The weight of the score is 7.5.

The value range of grades is 0 To 10 Between , And keep one decimal place .

Input format

The input occupies two lines , Each row contains a floating point number , The first line means A, The second line says B.

Output format

The output format is MEDIA = X, among X Is the average score , Keep the result to five decimal places .

Data range

0≤A,B≤10.0

#include<stdio.h>
int main()
{
    float A,B;
    double sum;
    scanf("%f%f",&A,&B);
    sum=(3.5*A+7.5*B)/11.0;
    printf("MEDIA = %.5f",sum);
    return 0;
}