From 7e0f021a9aec35fd8e6725e87e3313b101d26f5e Mon Sep 17 00:00:00 2001 From: Tobias Klauser Date: Sun, 27 Jan 2008 11:37:44 +0100 Subject: Initial import (2.0.2-6) --- reference/C/PROBLEMS/problems.html | 242 +++++++++++++++++++++++++++++++++++++ 1 file changed, 242 insertions(+) create mode 100644 reference/C/PROBLEMS/problems.html (limited to 'reference/C/PROBLEMS/problems.html') diff --git a/reference/C/PROBLEMS/problems.html b/reference/C/PROBLEMS/problems.html new file mode 100644 index 0000000..6455681 --- /dev/null +++ b/reference/C/PROBLEMS/problems.html @@ -0,0 +1,242 @@ + + + + + + C programming problems + + + +
+
+

+C programming problems

+ +
+

Here are few problems to try out your C skills on.  +

+
+
+
+ +
+Produce a multiplication table. Top left hand corner will show 1x1 and +bottom right shows 12x12, as below.
+ +
+    1   2   3   4   5   6   7   8   9  10  11  12 
+    2   4   6   8  10  12  14  16  18  20  22  24 
+    3   6   9  12  15  18  21  24  27  30  33  36 
+    4   8  12  16  20  24  28  32  36  40  44  48 
+    5  10  15  20  25  30  35  40  45  50  55  60 
+    6  12  18  24  30  36  42  48  54  60  66  72 
+    7  14  21  28  35  42  49  56  63  70  77  84 
+    8  16  24  32  40  48  56  64  72  80  88  96 
+    9  18  27  36  45  54  63  72  81  90  99 108 
+   10  20  30  40  50  60  70  80  90 100 110 120 
+   11  22  33  44  55  66  77  88  99 110 121 132 
+   12  24  36  48  60  72  84  96 108 120 132 144
+ +
+Answer 1
+ +
+Answer 2  +
+ +
+
+ +
+Produce an Ascii convertion table.
+ +
+Answer 1
+ +
+Answer 2  +
+ +
+
+ +
+Convert unix files to DOS format.
+ +
+Unix records are terminated with x'0a'
+ +
+DOS records are terminated with x'0d0a'
+ +
+Answer  +
+ +
+
+ +
+'for' problem. Count from 1 to 32 and list the range of unsigned integer +numbers that can be stored in each collection of bits. I.E 8 bits can hold +the range 0 to 255.
+ +
+Answer  +
+ +
+
+ +
+Random numbers. Produce a sequence of six random numbers between 1 and +49. These can then be used to play the National lottery (in England). The +odds on getting the right numbers are 13,983,816 to 1 - GOOD LUCK SUCKER.
+ +
+Answer should look like:
+ +
        Possible winning ticket numbers are 7 8 9 33 34 43
+ +
+
+
+ +
+Take the previous 'lotto' program and add code so duplicate numbers are +filtered out and the results are sorted (use qsort).
+ +
+Answer  +
+ +
+
+ +
+Here is a problem you can solve with an integer array. Generate the Fibonacci +sequence. Starting with 0, 1 add them up then take the result and add it +to the last number and repeat.
+ +
+Answer should look +like:
+ +
0 1 1 2 3 5 8 13 21 34 55 89 144 233 377 610 987 1597 2584 4181
+ +
+Answer +taken from 'Practical C' from O'Reilly and Associates.  +
+ +
+
+ +
+Functions - write a program that calls bignum() and littlenum() which determine, +respectively, the highest and the smallest of a sequecnce of numbers read +in from the terminal.
+ +
+Answer  +
+ +


+

+
+ +
+Structures - Use structures to add two fractions together.
+ +
+Answer  +
+ +
+
+ +
+Write a calendar program
+ +
+Answer
+ +


+

+
+
+ +
+Print the name of the program thats executing.
+ +
+Answer  +
+ +
+
+ +
+Produce a program that will display a file in hex format as below. Most +versions of Unix have 'od' but this dump format is more usefull.
+ +
   20 2A 20 68 65 78 5F 63 68 61 72 28 63 68 61 72     * hex_char(char
+   20 2A 70 6F 73 69 74 69 6F 6E 2C 20 63 68 61 72     *position, char
+   20 63 29 0A 20 20 20 7B 0A 20 20 20 73 70 72 69     c).   {.   spri
+   6E 74 66 28 70 6F 73 69 74 69 6F 6E 2C 20 22 25    ntf(position, "%
+   30 32 58 20 22 2C 20 63 29 3B 20 0A 0A 09 09 09    02X ", c); .....
+ +
+Answer  +
+ +
+
+ +
+Print yesterdays date. You can use the ANSI standard functions 'time' and +'ctime'. An example of the O/P from my program is.
+ +
        Fri Mar 17 18:46:47 1995
+ +
+Answer  +
+ +
+
+ +
+Display a byte in binary format. For example:
+ +
        55 == 00110111
+Things like << <<= & can be used to solve this problem. +
+Answer
+
+ +
+
+ + + + + + + + + +
TopMaster IndexC KeywordsFunctions
+ +

+

+
+Martin Leslie +
+ + + -- cgit v1.2.3-54-g00ecf