School grading program

#include <stdio.h>

/**
 * main - solving an assigment
 * description - A program for school grading system
 * 80 - 100 == A
 * 70 - 79  == B
 * 65 - 69  == C
 * 60 - 64  == D
 * 50 - 59  == E
 * Below 50 == F
 * return 0
 */

int main(void) {
  int score;

  /* Tell user to type their score */
  printf("Enter your score:\n");

  /* Accept the user's input */
  scanf("%d", &score);

  /* check if the score is between 80 and 100, print the
   * grade 
   */

  if (score >= 80 && score <= 100) {
    printf("A \n");

    if (score >= 95) {
      printf("You got Distinction \n");
    } else {
      printf("You got Excellent \n");
    }

  }
  /* check if the score is between 70 and 79, print the
   * grade 
   */
  else if (score >= 70 && score <= 79) {
    printf("B \n");
  }

  /* check if the score is between 65 and 69, print the
   * grad
   */
  else if (score >= 65 && score <= 69) {
    printf("C \n");

  }
  /* check if the score is between 60 and 64, print the
   * grade
   */

  else if (score >= 60 && score <= 64) {
    printf("D \n");
  }
  /* check if the score is between 50 and 59, print the
   * grade 
   */
  else if (score >= 50 && score <= 59)
    printf("E \n");

  /* check if the score is below 50, print the
   * grade 
   */
  else if (score >= 0 && score <= 50) {
    printf("F \n");
  }

  else {
    printf("You entered an invalid score");
  }
  return 0;
}