//A simple code that calculates a student's arithmetic average over 3 grades.

#include<stdio.h>

int main(void) {

    float grade1, grade2, grade3, average;

    //Grades input
    printf("Type de first grade: ");
    scanf("%f", & grade1);

    printf("Type the second grade : ");
    scanf("%f", & grade2);

    printf("Type the third grade: ");
    scanf("%f", & grade3);

    //Processing
    average = (grade1 + grade2 + grade3) / 3;

    //Output
    printf("Student Average = %.1f\n", average);

    system("pause");
    return 0;
