Need help! please fix my code #include #include #include int main() { char name[50]; printf("Enter File Name:\n"); scanf("%s",name); FILE *fp = fopen(name, "r"); if (fp == NULL) { perror("The file can't be open."); exit(1); } char chunk[128]; FILE *fptr1; fptr1 = fopen("passed.txt", "w"); FILE *fptr2; fptr2 = fopen("failed.txt", "w"); FILE *fptr3; fptr3 = fopen("invalid.txt", "w"); while (fgets(chunk, sizeof(chunk), fp) != NULL) { int x = atoi(chunk); if(x>=70 && x<=100) { fprintf(fptr1, "%d, ", x); } else if (x <= 69 && x >= 0) { fprintf(fptr2, "%d, ", x); } else { fprintf(fptr3, "%d, ", x); } } printf("All grades are evaluated and stored in their respective files."); fclose(fp); fclose(fptr1); fclose(fptr2); fclose(fptr3); printf("\nDISPLAY FILE MENU\n"); printf("[1] Passing\n"); printf("[2] Failing\n"); printf("[3] Invalid\n"); printf("Option: "); int choice; scanf("%d", &choice); switch(choice) { case 1: fptr1 = fopen("passed.txt", "r"); while (fgets(chunk, sizeof(chunk), fp) != NULL) { printf("\n\t\tPassing Grades: %s\n", chunk); } fclose(fptr1); break; case 2: fptr1 = fopen("failed.txt", "r"); while (fgets(chunk, sizeof(chunk), fp) != NULL) { printf("\n\t\tFailing Grades: %s\n", chunk); } fclose(fptr1); break; case 3: fptr1 = fopen("invalid.txt", "r"); while (fgets(chunk, sizeof(chunk), fp) != NULL) { printf("\n\t\tInvalid Grades: %s\n", chunk); } fclose(fptr1); break; default: printf("\t\t\tInvalid Option\n"); } return 0; } GIVEN OUTPUT Sample OUTPUT1: Enter File Name: grades.txt All grades are evaluated and stored in their respective files. DISPLAY FILE MENU [1] Passing [2] Failing [3] Invalid Option: 1 Passing Grades: 100, 90, 70, 99, Sample OUTPUT2: Enter File Name: grades.txt All grades are evaluated and stored in their respective files. DISPLAY FILE MENU [1] Passing [2] Failing [3] Invalid Option: 2 Failing Grades: 50, 0, 69, 1, Sample OUTPUT3: Enter File Name: grades.txt All grades are evaluated and stored in their respective files. DISPLAY FILE MENU [1] Passing [2] Failing [3] Invalid Option: 3 Invalid Grades: 101, -1, Sample OUTPUT4: Enter File Name: grades.txt All grades are evaluated and stored in their respective files. DISPLAY FILE MENU [1] Passing [2] Failing [3] Invalid Option: 4 Invalid Option Sample OUTPUT5: Enter File Name: grade.txt The file can’t be open. File does not exists
Need help! please fix my code #include #include #include int main() { char name[50]; printf("Enter File Name:\n"); scanf("%s",name); FILE *fp = fopen(name, "r"); if (fp == NULL) { perror("The file can't be open."); exit(1); } char chunk[128]; FILE *fptr1; fptr1 = fopen("passed.txt", "w"); FILE *fptr2; fptr2 = fopen("failed.txt", "w"); FILE *fptr3; fptr3 = fopen("invalid.txt", "w"); while (fgets(chunk, sizeof(chunk), fp) != NULL) { int x = atoi(chunk); if(x>=70 && x<=100) { fprintf(fptr1, "%d, ", x); } else if (x <= 69 && x >= 0) { fprintf(fptr2, "%d, ", x); } else { fprintf(fptr3, "%d, ", x); } } printf("All grades are evaluated and stored in their respective files."); fclose(fp); fclose(fptr1); fclose(fptr2); fclose(fptr3); printf("\nDISPLAY FILE MENU\n"); printf("[1] Passing\n"); printf("[2] Failing\n"); printf("[3] Invalid\n"); printf("Option: "); int choice; scanf("%d", &choice); switch(choice) { case 1: fptr1 = fopen("passed.txt", "r"); while (fgets(chunk, sizeof(chunk), fp) != NULL) { printf("\n\t\tPassing Grades: %s\n", chunk); } fclose(fptr1); break; case 2: fptr1 = fopen("failed.txt", "r"); while (fgets(chunk, sizeof(chunk), fp) != NULL) { printf("\n\t\tFailing Grades: %s\n", chunk); } fclose(fptr1); break; case 3: fptr1 = fopen("invalid.txt", "r"); while (fgets(chunk, sizeof(chunk), fp) != NULL) { printf("\n\t\tInvalid Grades: %s\n", chunk); } fclose(fptr1); break; default: printf("\t\t\tInvalid Option\n"); } return 0; } GIVEN OUTPUT Sample OUTPUT1: Enter File Name: grades.txt All grades are evaluated and stored in their respective files. DISPLAY FILE MENU [1] Passing [2] Failing [3] Invalid Option: 1 Passing Grades: 100, 90, 70, 99, Sample OUTPUT2: Enter File Name: grades.txt All grades are evaluated and stored in their respective files. DISPLAY FILE MENU [1] Passing [2] Failing [3] Invalid Option: 2 Failing Grades: 50, 0, 69, 1, Sample OUTPUT3: Enter File Name: grades.txt All grades are evaluated and stored in their respective files. DISPLAY FILE MENU [1] Passing [2] Failing [3] Invalid Option: 3 Invalid Grades: 101, -1, Sample OUTPUT4: Enter File Name: grades.txt All grades are evaluated and stored in their respective files. DISPLAY FILE MENU [1] Passing [2] Failing [3] Invalid Option: 4 Invalid Option Sample OUTPUT5: Enter File Name: grade.txt The file can’t be open. File does not exists
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Need help! please fix my code
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main()
{
char name[50];
printf("Enter File Name:\n");
scanf("%s",name);
FILE *fp = fopen(name, "r");
if (fp == NULL)
{
perror("The file can't be open.");
exit(1);
}
char chunk[128];
FILE *fptr1;
fptr1 = fopen("passed.txt", "w");
FILE *fptr2;
fptr2 = fopen("failed.txt", "w");
FILE *fptr3;
fptr3 = fopen("invalid.txt", "w");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
int x = atoi(chunk);
if(x>=70 && x<=100)
{
fprintf(fptr1, "%d, ", x);
}
else if (x <= 69 && x >= 0)
{
fprintf(fptr2, "%d, ", x);
}
else
{
fprintf(fptr3, "%d, ", x);
}
}
printf("All grades are evaluated and stored in their respective files.");
fclose(fp);
fclose(fptr1);
fclose(fptr2);
fclose(fptr3);
printf("\nDISPLAY FILE MENU\n");
printf("[1] Passing\n");
printf("[2] Failing\n");
printf("[3] Invalid\n");
printf("Option: ");
int choice;
scanf("%d", &choice);
switch(choice)
{
case 1:
fptr1 = fopen("passed.txt", "r");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
printf("\n\t\tPassing Grades: %s\n", chunk);
}
fclose(fptr1);
break;
case 2:
fptr1 = fopen("failed.txt", "r");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
printf("\n\t\tFailing Grades: %s\n", chunk);
}
fclose(fptr1);
break;
case 3:
fptr1 = fopen("invalid.txt", "r");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
printf("\n\t\tInvalid Grades: %s\n", chunk);
}
fclose(fptr1);
break;
default:
printf("\t\t\tInvalid Option\n");
}
return 0;
}
GIVEN OUTPUT
| Sample OUTPUT1: |
|---|
| Enter File Name: grades.txt |
| All grades are evaluated and stored in their respective files. |
| DISPLAY FILE MENU |
| [1] Passing |
| [2] Failing |
| [3] Invalid |
| Option: 1 |
| Passing Grades: 100, 90, 70, 99, |
| Sample OUTPUT2: |
|---|
| Enter File Name: grades.txt |
| All grades are evaluated and stored in their respective files. |
| DISPLAY FILE MENU |
| [1] Passing |
| [2] Failing |
| [3] Invalid |
| Option: 2 |
| Failing Grades: 50, 0, 69, 1, |
| Sample OUTPUT3: |
|---|
| Enter File Name: grades.txt |
| All grades are evaluated and stored in their respective files. |
| DISPLAY FILE MENU |
| [1] Passing |
| [2] Failing |
| [3] Invalid |
| Option: 3 |
| Invalid Grades: 101, -1, |
| Sample OUTPUT4: |
|---|
| Enter File Name: grades.txt |
| All grades are evaluated and stored in their respective files. |
| DISPLAY FILE MENU |
| [1] Passing |
| [2] Failing |
| [3] Invalid |
| Option: 4 |
| Invalid Option |
| Sample OUTPUT5: |
|---|
| Enter File Name: grade.txt |
| The file can’t be open. File does not exists |
![#include <stdio.h>
printf("[3] Invalid\n");
printf("Option: ");
50
DISPLAY FILE MENU
2
#include <stdlib.h>
LAST RUN on 3/29/2021, 12:51:41 PM
#include <string.h>
51
[1] Passing
3
Check 1 failed
52
4
[2] Failing
Output:
int choice;
scanf ("%d", &choice);
switch(choice)
{
53
54
[3] Invalid
Enter File Name:
int main()
{
char name [50];
printf("Enter File Name:\n");
scanf("%s",name);
FILE *fp = fopen (name, "r");
if (fp == NULL)
55
Option:
All grades are evaluated and stored in their respective files.
56 v
8
Failing Grades: 50, 0, 69, 1,
DISPLAY FILE MENU
57
case 1:
9.
Check 3 failed
fptrl = fopen ("passed.txt", "r");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
printf("\n\t\tPassing Grades: %s\n", chunk) ;
}
fclose(fptr1);
break;
10
[1] Passing
58
59
Output:
11
[2] Failing
12
60 v
Enter File Name:
[3] Invalid
61
{
perror ("The file can't be open.");
exit(1);
}
13 v
All grades are evaluated and stored in their respective files.
Option:
62
14
Expected:
63
DISPLAY FILE MENU
15
[1] Passing
64
16
Enter File Name:
65
case 2:
17
All grades are evaluated and stored in their respective files.
[2] Failing
fptrl = fopen ("failed.txt", "r");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
printf("\n\t\tFailing Grades: %s\n", chunk) ;
}
fclose(fptr1);
break;
66
char chunk[128];
FILE *fptr1;
fptrl = fopen ("passed.txt", "w");
FILE *fptr2;
fptr2 = fopen ("failed.txt", "w");
FILE *fptr3;
fptr3 = fopen ("invalid.txt", "w");
18
[3] Invalid
DISPLAY FILE MENU
67
19
68 -
Option:
20
[1] Passing
69
21
Expected:
[2] Failing
70
22
Enter File Name:
[3] Invalid
71
23
72
All grades are evaluated and stored in their respective files.
24
Option:
25
73
case 3:
DISPLAY FILE MENU
Passing Grades: 100, 90, 70, 99,
fptr1 = fopen ("invalid.txt", "r");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
printf("\n\t\tInvalid Grades: %s\n", chunk) ;
}
fclose(fptr1);
break;
default:
74
while (fgets(chunk, sizeof(chunk), fp) != NULL)
26
[1] Passing
Check 2 failed
75
{
int x = atoi(chunk);
if(x>=70 && x<=100)
{
fprintf(fptr1, "%d, ", x);
}
else if (x <= 69 && x >= 0)
{
fprintf(fptr2, "%d, ", x);
}
else
{
fprintf(fptr3, "%d, ", x);
27
76 -
[2] Failing
28
Output:
77
[3] Invalid
29
Enter File Name:
78
30 -
Option:
All grades are evaluated and stored in their respective files.
79
31
Invalid Grades: 101, -1,
DISPLAY FILE MENU
80
32
81
Check 4 passed
[1] Passing
[2] Failing
33
34 v
82
printf("\t\t\tInvalid Option\n");
Check 5 failed
83
}
35
Output:
[3] Invalid
84
36
Enter File Name:
37
Option:
85
return 0;
38 -
86
}
The file can't be open.: No such file or directory
Expected:
39
Enter File Name:
Expected:
40
Enter File Name:
All grades are evaluated and stored in their respective files.
0% (1:18)
The file can’t be open. File does not exists.
C
DISPLAY FILE MENU
0% (1:18)
C](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0f2735d7-4a66-46e0-9158-0b7f506b4f91%2Fe860ace9-a66d-419a-8bad-336d5bd69e22%2Fdg5hcek_processed.png&w=3840&q=75)
Transcribed Image Text:#include <stdio.h>
printf("[3] Invalid\n");
printf("Option: ");
50
DISPLAY FILE MENU
2
#include <stdlib.h>
LAST RUN on 3/29/2021, 12:51:41 PM
#include <string.h>
51
[1] Passing
3
Check 1 failed
52
4
[2] Failing
Output:
int choice;
scanf ("%d", &choice);
switch(choice)
{
53
54
[3] Invalid
Enter File Name:
int main()
{
char name [50];
printf("Enter File Name:\n");
scanf("%s",name);
FILE *fp = fopen (name, "r");
if (fp == NULL)
55
Option:
All grades are evaluated and stored in their respective files.
56 v
8
Failing Grades: 50, 0, 69, 1,
DISPLAY FILE MENU
57
case 1:
9.
Check 3 failed
fptrl = fopen ("passed.txt", "r");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
printf("\n\t\tPassing Grades: %s\n", chunk) ;
}
fclose(fptr1);
break;
10
[1] Passing
58
59
Output:
11
[2] Failing
12
60 v
Enter File Name:
[3] Invalid
61
{
perror ("The file can't be open.");
exit(1);
}
13 v
All grades are evaluated and stored in their respective files.
Option:
62
14
Expected:
63
DISPLAY FILE MENU
15
[1] Passing
64
16
Enter File Name:
65
case 2:
17
All grades are evaluated and stored in their respective files.
[2] Failing
fptrl = fopen ("failed.txt", "r");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
printf("\n\t\tFailing Grades: %s\n", chunk) ;
}
fclose(fptr1);
break;
66
char chunk[128];
FILE *fptr1;
fptrl = fopen ("passed.txt", "w");
FILE *fptr2;
fptr2 = fopen ("failed.txt", "w");
FILE *fptr3;
fptr3 = fopen ("invalid.txt", "w");
18
[3] Invalid
DISPLAY FILE MENU
67
19
68 -
Option:
20
[1] Passing
69
21
Expected:
[2] Failing
70
22
Enter File Name:
[3] Invalid
71
23
72
All grades are evaluated and stored in their respective files.
24
Option:
25
73
case 3:
DISPLAY FILE MENU
Passing Grades: 100, 90, 70, 99,
fptr1 = fopen ("invalid.txt", "r");
while (fgets(chunk, sizeof(chunk), fp) != NULL)
{
printf("\n\t\tInvalid Grades: %s\n", chunk) ;
}
fclose(fptr1);
break;
default:
74
while (fgets(chunk, sizeof(chunk), fp) != NULL)
26
[1] Passing
Check 2 failed
75
{
int x = atoi(chunk);
if(x>=70 && x<=100)
{
fprintf(fptr1, "%d, ", x);
}
else if (x <= 69 && x >= 0)
{
fprintf(fptr2, "%d, ", x);
}
else
{
fprintf(fptr3, "%d, ", x);
27
76 -
[2] Failing
28
Output:
77
[3] Invalid
29
Enter File Name:
78
30 -
Option:
All grades are evaluated and stored in their respective files.
79
31
Invalid Grades: 101, -1,
DISPLAY FILE MENU
80
32
81
Check 4 passed
[1] Passing
[2] Failing
33
34 v
82
printf("\t\t\tInvalid Option\n");
Check 5 failed
83
}
35
Output:
[3] Invalid
84
36
Enter File Name:
37
Option:
85
return 0;
38 -
86
}
The file can't be open.: No such file or directory
Expected:
39
Enter File Name:
Expected:
40
Enter File Name:
All grades are evaluated and stored in their respective files.
0% (1:18)
The file can’t be open. File does not exists.
C
DISPLAY FILE MENU
0% (1:18)
C
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