$*??*$ State of the program $*??*$:

mat.cpp

#include

#include

#include

using namespace std;

$//$ the following can be changed and the rest of the code should work

int const R $=3$; $//$ number of rows

int const C $=4$; $//$ number of columns

int const VM $=3$; $//$ table entry $($vector$)$ length

vector T$[$R$][$C$]$; $//3$ rows and $4$ columns table for now

$//------------------$ Functions $--------------------------------$

int convert$($char x$)$

$\{$

$**$ do a formula to convert m to $0,$ n to $1,$ o to $2$ etc.

$\}$

int readTable$()$

$\{$ int row, col; $//$ row and col numbers

char col$\_$c; $//$ column indicator

ifstream fin $("$lines$.$txt$",$ ios::in$)$;

$//$ Read in the file into T

while $($fin $>>$ row$)//$ next line of file

$\{$

fin $>>$ col$\_$c; col $=$ convert$($col$\_$c$)$; $//$ convert to a slot number

vector v; $//$ a vector to fill

char c; $//$ one char from the file

$//**$ Fill v with chars from the file $($there are VM chars$)$

$//**$ Put v in T$[$row$][$col$]$

$\}//$end of while

$\}$

$//$ Displays a vector or $"---"$ if the vector is empty

void showVector$($vector v$)$

$\{$ if $($v$.$size$()==0)//$ empty entry

for $($int i $=1$; i $<=$ VM; i$++)$ cout $<<"-"$;

else

$//$ show the content of v separated by blanks $($e$.$g$."$m n o$")$

$\}$

$//$ Displays T as a table, separating entries with $"|"$

void displayTable$()$

$\{$

$//**$ display T nicely labeled with row numbers $($col numbers not needed$)$

$//$ by calling showVector

$\}$

$//$ Driver

int main$()$

$\{$

cout $<<$ "Reading table from lines.txt$..."<<$ endl;

readTable$()$;

displayTable$()$;

$\}//$the end

$---------------------------$

lines.txt

$0$ m m n o

$0$ n p q r

$1$ o s t u

$1$ p v w x

$---------------------------$

test$\mathrm{.}1$

Reading table from lines.txt $...$

$0|$ m n o $|$ p q r $|---|---$

$1|---|---|$ s t u $|$ v w x

$2|---|---|---|---$