Write a program that reads a file called parts.dat to create an inventory report

Question

Write a program that reads a file called parts.dat to create an inventory report based on the data in the file. The display should consist of the part number, current balance, and amount that is necessary to bring the inventory to the minimum level. The parts.dat file contains the following data:

Sample output:
Enter an input file name: parts.dat

Part                 Current          Amt
Number          Balance         Needed
----------------------------------------------
AP123              47                 28
CB876              61                 39
PC389              38                 12
ZN264              21                 129

The file has been successfully written.

Explanation / Answer

#include<iostream>
#include<fstream>
#include<string.h>
#include<iomanip>

using namespace std;

int main(){
char fileName[20];
cout << "Enter an input file name : ";
cin >> fileName;

ifstream in;
in.open(fileName);
char partNumber[10];
int total,used,minimum;
int currentBalance,amountNeeded;

cout << " Part Current Amt ";
cout << " Number Balance Needed ";
cout << "--------------------------------------------- ";
while(!in.eof()){
in >> partNumber;
in >> total;
in >> used;
in >> minimum;

currentBalance = total - used;
amountNeeded = minimum - currentBalance;

cout << " " << partNumber << " " << currentBalance << " " << amountNeeded << " ";
}

cout << " The file has been successfully written ";
return 0;
}

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