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vendor-info
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improved formatting

This commit is contained in:
Win 2024-08-29 15:30:23 +07:00
parent d4af5c48af
commit f3ab5d2efd
2 changed files with 25 additions and 9 deletions
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vendorInfo
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vendorInfo.c
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@ -24,6 +24,7 @@ struct vendor_item
int main() int main()
{ {
char file_name[MAX_FILENAME_LENGTH]; char file_name[MAX_FILENAME_LENGTH];
printf("Enter name of input file: ");
read_input(file_name, MAX_FILENAME_LENGTH); read_input(file_name, MAX_FILENAME_LENGTH);
FILE *fp; FILE *fp;
@ -42,13 +43,13 @@ int main()
char *file_buffer = (char *) malloc(file_size); char *file_buffer = (char *) malloc(file_size);
int index = 0; int index = 0;
while (fgets(file_buffer, 50, fp) != NULL) while ((fgets(file_buffer, 50, fp) != NULL) && (index <= MAX_VENDORS))
{ {
char *token = strtok(file_buffer, " "); char *token = strtok(file_buffer, " ");
strcpy(vendors[index].vendor_name, token); strncpy(vendors[index].vendor_name, token, strlen(token) + 1);
token = strtok(NULL, " "); token = strtok(NULL, " ");
strcpy(vendors[index].merchandise, token); strncpy(vendors[index].merchandise, token, strlen(token) + 1);
token = strtok(NULL, " "); token = strtok(NULL, " ");
vendors[index].inventory_count = atoi(token); vendors[index].inventory_count = atoi(token);
@ -56,14 +57,29 @@ int main()
token = strtok(NULL, " "); token = strtok(NULL, " ");
vendors[index].item_price_baht = atoi(token); vendors[index].item_price_baht = atoi(token);
index++; index++;
} }
for (int i = 0; i < MAX_VENDORS; i++) int total_vendors = index - 1;
{ printf("\n>>> Read %d vendors from file %s\n", total_vendors, file_name);
printf("%d | %s %s %d %d\n", i, vendors[i].vendor_name, vendors[i].merchandise, vendors[i].inventory_count, vendors[i].item_price_baht);
}
for (int i = 0; i <= total_vendors; i++)
{
char vendor_info[200];
sprintf(vendor_info, "%s sells %s for %d each",
vendors[i].vendor_name,
vendors[i].merchandise,
vendors[i].item_price_baht
);
char vendor_stock[50];
sprintf(vendor_stock, "Inventory %d items",
vendors[i].inventory_count
);
printf("%-50s %s\n", vendor_info, vendor_stock);
}
fclose(fp); fclose(fp);
free(file_buffer); free(file_buffer);
return 0; return 0;
@ -83,4 +99,4 @@ int read_input(char str[], int n)
str[i] = '\0'; str[i] = '\0';
return i; return i;
} };