$13\mathrm{.}24$ Lab $8$: DateTime

Overview

Complete the functions to read a file of DateTimes and output the valid DateTimes to another file.

Code Files

There are three files. Templates can be downloaded below. You need to complete datetime.c$.$

datetime$\_$main.c $-$ the user interface

datetime.h $-$ definitions of structs and the signatures of the functions

datetime.c $-$ implementation of the functions in $.$h

Compile with gcc $-$Wall datetime$\_$main.c datetime.c

Command$-$Line Arguments

The program accepts two command$-$line arguments:

Source filename containing DateTimes

Destination filename to contain valid DateTimes

Input$/$Output Files

The input$/$output files begin with the number of DateTimes in the file followed by the DateTimes in the format yyyy$-$MM$-$dd HH:mm:ss$.$

$52021-08-1503$:$25$:$332024-11-1209$:$15$:$422024-11-1226$:$15$:$002022-07-2116$:$47$:$582024-02-3014$:$75$:$00$

Example

cat ex$.$txt $202021-08-1503$:$25$:$332024-11-1209$:$15$:$422024-11-1226$:$15$:$002022-07-2116$:$47$:$582024-02-3014$:$75$:$002023-02-2606$:$58$:$102021-04-3109$:$99$:$992020-11-3218$:$75$:$002022-09-3122$:$61$:$002020-11-0918$:$12$:$492023-02-2924$:$00$:$002021-04-0220$:$01$:$072022-06-3112$:$61$:$002023-05-0414$:$30$:$552023-13-1025$:$61$:$002024-01-1707$:$14$:$362022-12-1922$:$45$:$112024-00-1510$:$60$:$002021-07-4523$:$30$:$612024-03-1011$:$03$:$22./$a$.$out ex$.$txt out.txt cat out.txt $102021-08-1503$:$25$:$332024-11-1209$:$15$:$422022-07-2116$:$47$:$582023-02-2606$:$58$:$102020-11-0918$:$12$:$492021-04-0220$:$01$:$072023-05-0414$:$30$:$552024-01-1707$:$14$:$362022-12-1922$:$45$:$112024-03-1011$:$03$:$22$