c coding questions for cse-A

13.Find elements sum close to zero.

14.Non-repeating elements of an array 

15.Check if two arrays are the same or not 

16.Sum range of elements in an array 

17.Array is a subset of another array or not

Programs on 2d number arrays

18.Matrix operations (Addition, subtraction and multiplication)

19.Transpose of a matrix

20.Matrix Symmetric and identity check.

21.Upper triangular matrix or not

22.The maximum element in a row

23.The maximum element in a column

24.Saddle point coordinates of a given matrix

25.Matrix printing in a spiral form

26.Matrix rotation by 90 degrees clockwise and anticlockwise

27.Maximum binary sum  of matrix row with all 1s in a binary matrix

28.Number of even and odd elements in an array

Programs on strings

1. Write a C program to copy one string to another string.
2. Write a C program to concatenate two strings.
3. Write a C program to compare two strings.
4. Write a C program to convert lowercase string to uppercase.
5. Write a C program to find total number of alphabets, digits or special character in a string.
6. Write a C program to count total number of vowels and consonants in a string.
7. Write a C program to count total number of words in a string.
8. Write a C program to find reverse of a string.
9. Write a C program to check whether a string is palindrome or not.
10. Write a C program to reverse order of words in a given string.
11. Write a C program to find first occurrence of a character in a given string.
12. Write a C program to find last occurrence of a character in a given string.
13. Write a C program to search all occurrences of a character in given string.
14. Write a C program to count occurrences of a character in given string.
15. Write a C program to find highest frequency character in a string
16. Write a C program to count frequency of each character in a string.
17. Write a C program to remove first occurrence of a character from string.
18. Write a C program to remove all occurrences of a character from string.
19. Write a C program to remove all repeated characters from a given string.
20. Write a C program to replace first occurrence of a character with another in a string.
21. Write a C program to replace all occurrences of a character with another in a string.
22. Write a C program to find first occurrence of a word in a given string.
23. Write a C program to search all occurrences of a word in given string.
24. Write a C program to count occurrences of a word in a given string.
25. Write a C program to remove first occurrence of a word from string.