#include <stdio.h>
int main(){
int score;
char grade;
//μ μ μ
λ ₯ λ°κΈ°
printf("νμμ μ μλ₯Ό μ
λ ₯νμΈμ. : ");
scanf("%d", &score);
//μ€μ²©λ μΌν μ°μ°μλ‘ νμ νλ³
grade = (score >= 90) ? 'A' :
(score >= 80) ? 'B' :
(score >= 70) ? 'C' :
(score >= 60) ? 'D' : 'F';
printf("νμ : %c\n", grade);
return 0;
}