update

2-StudentDB/2-StudentDB/sdbsc.c

@@ -64,7 +64,7 @@ int get_student(int fd, int id, student_t *s){
     ssize_t bytesRead;
 
     // find record in position in db using student id
-    offset = (id - 1) * STUDENT_RECORD_SIZE;
+    offset = (id) * STUDENT_RECORD_SIZE;
 
     if (lseek(fd, offset, SEEK_SET) == -1) {
         return ERR_DB_FILE; // database file I/O issue
@@ -111,7 +111,7 @@ int add_student(int fd, int id, char *fname, char *lname, int gpa){
     off_t offset;
     ssize_t bytesWrite;
 
-    offset = (id - 1) * STUDENT_RECORD_SIZE;
+    offset = (id) * STUDENT_RECORD_SIZE;
 
     static student_t temp;
     int duplicate = get_student(fd, id, &temp); 
@@ -183,7 +183,7 @@ int del_student(int fd, int id){
     ssize_t bytesWrite;
     static student_t s;
 
-    offset = (id - 1) * STUDENT_RECORD_SIZE;
+    offset = (id) * STUDENT_RECORD_SIZE;
     
     if (lseek(fd, offset, SEEK_SET) == -1) {
         printf(M_ERR_DB_READ);
@@ -384,7 +384,7 @@ void print_student(student_t *s){
         return;
     }
         
-    float coverted_gpa = s->gpa / 100.0;
+    float converted_gpa = s->gpa / 100.0;
 
     printf(STUDENT_PRINT_HDR_STRING, "ID", "FIRST NAME", "LAST NAME", "GPA");
     printf(STUDENT_PRINT_FMT_STRING, s->id, s->fname, s->lname, converted_gpa);