#include<stdio.h>
int main()
{
int score;
char grade;
printf("请输入分数: ");
scanf("%d",&score);
grade = (score>=90)?'A':((score>=60)?'B':'C');
printf("\n%c",grade);
return 0;
}
#include<stdio.h>
int main()
{
int score;
char grade;
printf("请输入分数: ");
scanf("%d",&score);
grade = (score>=90)?'A':((score>=60)?'B':'C');
printf("\n%c",grade);
return 0;
}