奖学金计算系统要求:输入为某个学期某个年级某个专业得期末成绩根据输入计算学分绩根据实际奖学金得评定规则,输出各等奖学金得获奖名单与人数#inclu d e〈i o s tr ea m>#i n cl u de〈ma t h、h>#i n c lude<s t ring>#i n clude<fstrea m>u s ing na me sp a ce std;stati c int n = 0;cl a s s e x a m //成绩类{p u blic:ﻩfloat Math;flo at Engl i sh;f l o a t Sport;ﻩfloat pract i s e;fl oat sum;};c las s f in al : p ublic ex a m{public:ﻩfloat gra de(f l o at a = 0, f l oat b = 0, f lo at c = 0, f l oat d = 0);};cl a ss m i dterm : p u blic exam{pu blic:ﻩfloat gr ade(float a = 0, flo at b = 0, float c = 0, float d = 0);};f loat midte r m::g ra d e(f l o at a, floa t b, f loat c, f l oat d){ﻩsum = a + b + c + d;ﻩr etu rn a + b + c + d;}fl o at final::grad e(f lo at a, f l oa t b, flo a t c, f l o a t d){ﻩsum = a + b + c + d;r e turn a + b + c + d;}cla s s s tudent //学生类{p ubli c