(LINKS) C, C++ Tutorials, FAQs, and Helpful Articles.

• How Stuff Works: C Programming Language   - Complete, thoroughly-illustrated C programming language tutorial with many examples to assist in becoming a C programmer.
   

FREQUENTLY ASKED PROGRAMS(FAQs) IN C, C++

 1. Program to convert upper case to lower case or lower case to upper case .

 2. Program to count no. of characters,no. of blanks,no. of words & no. of lines in a multi line string

 3. Program  to correct rudimentary syntax errors.

 4Program to encrypt & decrypt a given string.

 5. Program for Drop Down in C

 6. Program for finding the prime numbers

 7. Program for finding the sum of digits of a five digit number

 8. Program for Prime Number Generation

 9. Program to calculate frequency of vowels in a string

 10.Program to calculate the sum of series

 11.Program to calculate the Typing Speed

 12.Program to copy its input to its output replacing string of one or more blanks by a single blank.

 13.Program to display all vowels in a i/p line of text

 14.Program to find the type of the triangle made by i/p values of its coordinates of its vertices

 15.Program to find wheather a given year is leap year or not.

 16.Program to Multiply Two Matrices

 17.Program to reverse the input string

 18.Program. to find & replace any desired character from the input text

 19.Prg. to sort any no. of numeral i/p in ascending or descending order

 20.Prg. to find the existence & frequency of an i/p substring in a main string

Interesting C Programing Problems (Level- Intermediate to Advance)

1  int main()
2  {
3      int* p;
4      p = (int*)malloc(sizeof(int));
5      *p = 10;
6      return 0;
7  }

 1  #include<stdio.h>
 2
 3  #define TOTAL_ELEMENTS (sizeof(array) / sizeof(array[0]))
 4  int array[] = {23,34,12,17,204,99,16};
 5
 6  int main()
 7  {
 8      int d;
 9
10      for(d=-1;d <= (TOTAL_ELEMENTS-2);d++)
11          printf("%d\n",array[d+1]);
12
13      return 0;
14  }

 1  #include <stdio.h>
 2  #include <unistd.h>
 3  int main()
 4  {
 5          while(1)
 6          {
 7                  fprintf(stdout,"hello-out");
 8                  fprintf(stderr,"hello-err");
 9                  sleep(1);
10          }
11          return 0;
12  }

 1  #include <stdio.h>
 2  #define f(a,b) a##b
 3  #define g(a)   #a
 4  #define h(a) g(a)
 5
 6  int main()
 7  {
 8          printf("%s\n",h(f(1,2)));
 9          printf("%s\n",g(f(1,2)));
10          return 0;
11  }

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