/******************************************************************************
Genesis Ojeda
Programa de promedio de notas (validación con valor absoluto)
*******************************************************************************/
#include <stdio.h>
#include <stdlib.h> //abs library
int main() {
// Variable declaration
int final_grade, grade1, grade2, grade3, grade4;
printf("Enter the four grades: ");
scanf("%d%d%d%d", &grade1, &grade2, &grade3, &grade4);
grade1 = abs(grade1);
grade2 = abs(grade2);
grade3 = abs(grade3);
grade4 = abs(grade4);
// Calculate the average
final_grade = (grade1 + grade2 + grade3 + grade4) / 4;
// Print the final grade
printf("Your score is: %d\n", final_grade);
// Assign the grade based on the final score
if (final_grade >= 90) {
printf("You have A\n");
} else if (final_grade >= 80) {
printf("You have B\n");
} else if (final_grade >= 70) {
printf("You have C\n");
} else if (final_grade >= 60) {
printf("You have D\n");
} else {
printf("You have F\n");
}
return 0;
}
