Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
Bartleby Related Questions Icon

Related questions

Question

C programming

 

<Draw flowchart>

 

int access () 
{
char name [10];
int pin;
int i, count, try;
FILE *fp= fopen("id.txt","r");
if (fp==0)
{
printf("Error! \n");
return 0;
}

count = 0;
while (fscanf(fp, "%s %d", passData[count].username, &passData[count].userpin) == 2 && count < MAX_NUMBER)
{
count++;
}

for(try = 0; try < 3; try++)
{
if ( try != 0 )
{
printf("Try again.\n\n");
}
printf("Please enter username and pin number: \n");
scanf("%s %d", name, &pin);

for ( i = 0; i < count; i++ )
{
if ((strcmp(name, passData[i].username) == 0) && (passData[i].userpin == pin))
{
printf("\nAccess allowed!\n");
return 1;
}
}
printf("Access refused. (%d/%d).\n", try + 1, 3);
}

return 0;
}

 

Expert Solution
Check Mark
Knowledge Booster
Background pattern image
Computer Science
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Text book image
Database System Concepts
Computer Science
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:McGraw-Hill Education
Text book image
Starting Out with Python (4th Edition)
Computer Science
ISBN:9780134444321
Author:Tony Gaddis
Publisher:PEARSON
Text book image
Digital Fundamentals (11th Edition)
Computer Science
ISBN:9780132737968
Author:Thomas L. Floyd
Publisher:PEARSON
Text book image
C How to Program (8th Edition)
Computer Science
ISBN:9780133976892
Author:Paul J. Deitel, Harvey Deitel
Publisher:PEARSON
Text book image
Database Systems: Design, Implementation, & Manag...
Computer Science
ISBN:9781337627900
Author:Carlos Coronel, Steven Morris
Publisher:Cengage Learning
Text book image
Programmable Logic Controllers
Computer Science
ISBN:9780073373843
Author:Frank D. Petruzella
Publisher:McGraw-Hill Education