浙大版《C语言程序设计（第3版）》题目集习题3-4 统计学生成绩 (15分)

#include <stdio.h>
int main()
{
    int n,grade,i,a=0,b=0,c=0,d=0,e=0;
    scanf("%d",&n);
    for(i=1;i<n+1;i++){
        scanf("%d",&grade);
        if(grade>=90){
            a++;
        }else if(grade>=80&&grade<90){
            b++;
        }else if(grade>=70&&grade<80){
            c++;
        }else if(grade>=60&&grade<70){
            d++;
        }else{
            e++;
        }
    }
    printf("%d %d %d %d %d",a,b,c,d,e);
    return 0;
}