Write a C program that reads the exam data for each student in a line to be entered from the keyboard. Each line contains    name surname midterm1  midterm2  final    for each student.   The program then calculates the weighted average according to the formula   average=0.25*midterm1 + 0.25*midterm2 + 0.5*final   and assigns a letter grade AA, BA, BB, etc , using the standard scale                average >= 90                 AA  85  <=  average  <  90                 BA  80  <=  average   < 85                 BB .... .... 60    <=  average   < 65                 DD 50    <=  average    < 60                FD                average   <  50                FF   The program then prints   name surname midterm1 midterm2  final  average  lettergrade   on a line for each student

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Write a C program that reads the exam data for each student in a line to be entered from the keyboard.
Each line contains 
 
name surname midterm1  midterm2  final 
 
for each student.
 
The program then calculates the weighted average according to the formula
 
average=0.25*midterm1 + 0.25*midterm2 + 0.5*final
 
and assigns a letter grade AA, BA, BB, etc , using the standard scale
 
             average >= 90                 AA
 85  <=  average  <  90                 BA
 80  <=  average   < 85                 BB
....
....
60    <=  average   < 65                 DD
50    <=  average    < 60                FD
               average   <  50                FF
 
The program then prints
 
name surname midterm1 midterm2  final  average  lettergrade
 
on a line for each student
#include <stdio.h>
#define N 5
//# of students
#define NAMEMAX 20
4
#include <string.h>
char name [N] [NAMEMAX+1];
6
char surname [N] [NAMEMAX+1];
7
char lettergrade [N] [3];
8
float midl [N],mid2 [N], final [N], average [N];
for (i=0;i<N;i++) {
printf ("Enter name, surname, midl, mid2, final\n");
scanf ("%s %s %f %f %f",
name [i], surname [i], &mid1 [i], &mid2[i], &final[i]);
average [i]=0.25*mid1 [i]+0.25*mid2[i]+0.5*final [i];
if (average [i]>=90) strcpy (lettergrade [i], "AA");
if (85<=average [i]<90) strcpy (lettergrade [i], "BA");
if (80<=average [i]<85) strcpy (lettergrade [i], "BB");
if (75<=average [i]<80) strcpy (lettergrade [i], "CB");
if (70<=average [i]<75) strcpy (lettergrade [i], "CC");
if (65<=average [i]<70) strcpy (lettergrade [i], "DC");
if (60<=average [i]<65) strcpy (lettergrade [i], "DD");
if (50<=average [i]<60) strcpy (lettergrade [i], "FD");
if (average [i]<=49) strcpy (lettergrade [i],"FF");
printf(""
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TH
O -2 34
- co
N N 22
Transcribed Image Text:#include <stdio.h> #define N 5 //# of students #define NAMEMAX 20 4 #include <string.h> char name [N] [NAMEMAX+1]; 6 char surname [N] [NAMEMAX+1]; 7 char lettergrade [N] [3]; 8 float midl [N],mid2 [N], final [N], average [N]; for (i=0;i<N;i++) { printf ("Enter name, surname, midl, mid2, final\n"); scanf ("%s %s %f %f %f", name [i], surname [i], &mid1 [i], &mid2[i], &final[i]); average [i]=0.25*mid1 [i]+0.25*mid2[i]+0.5*final [i]; if (average [i]>=90) strcpy (lettergrade [i], "AA"); if (85<=average [i]<90) strcpy (lettergrade [i], "BA"); if (80<=average [i]<85) strcpy (lettergrade [i], "BB"); if (75<=average [i]<80) strcpy (lettergrade [i], "CB"); if (70<=average [i]<75) strcpy (lettergrade [i], "CC"); if (65<=average [i]<70) strcpy (lettergrade [i], "DC"); if (60<=average [i]<65) strcpy (lettergrade [i], "DD"); if (50<=average [i]<60) strcpy (lettergrade [i], "FD"); if (average [i]<=49) strcpy (lettergrade [i],"FF"); printf("" 10 12 13 14 15 16 17 18 19 20 21 22 23 25 26 TH O -2 34 - co N N 22
Studant
mi1 mid? final average lettergrede
hame
Surname
reli
ahmet
fatma
ali
mahmet
2
ayse
3
nergis
ya Semin
Transcribed Image Text:Studant mi1 mid? final average lettergrede hame Surname reli ahmet fatma ali mahmet 2 ayse 3 nergis ya Semin
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