Write a program to find sum matrix of two matrix

Two matrix are taken from user.. Sum matrix is displayed as output..

Select To use this code as it is.. select and copy paste this code into code.cpp file :)

1. #include<iostream.h>
2. #include<conio.h>
   
3. void main()
   
4. {
   
5. clrscr();
   
6. int a[10][10],b[10][10],c[10][10],m,n,i,j;
   
7. cout<<"Enter number of rows: ";
   
8. cin>>m;
   
9. cout<<"Enter number of coloumns: ";
   
10. cin>>n;
    
11. cout<<endl<<"Enter elements of matrix A: "<<endl;
    
12. for(i=0;i<m;i++)
    
13. {
    
14. for(j=0;j<n;j++)
    
15. {
    
16. cout<<"Enter element a"<<i+1<<j+1<<": ";
    
17. cin>>a[i][j];
    
18. }
    
19. }
    
20. cout<<endl<<"Enter elements of matrix B: "<<endl;
    
21. //Coding by: Snehil Khanor
22. //http://WapCPP.blogspot.com
23. for(i=0;i<m;i++)
    
24. {
    
25. for(j=0;j<n;j++)
    
26. {
    
27. cout<<"Enter element b"<<i+1<<j+1<<": ";
    
28. cin>>b[i][j];
    
29. }
    
30. }
    
31. 
    
32. cout<<endl<<"Displaying Matrix A: "<<endl<<endl;
    
33. for(i=0;i<m;i++)
    
34. {
    
35. for(j=0;j<n;j++)
    
36. {
    
37. cout<<a[i][j]<<" ";
    
38. }
    
39. cout<<endl<<endl;
    
40. }
    
41. cout<<endl<<"Displaying Matrix B: "<<endl<<endl;
    
42. for(i=0;i<m;i++)
    
43. {
    
44. for(j=0;j<n;j++)
    
45. {
    
46. cout<<b[i][j]<<" ";
    
47. }
    
48. cout<<endl<<endl;
    
49. }
    
50. cout<<endl<<"Matrix A + Matrix B = Matrix C: "<<endl<<endl;
    
51. for(i=0;i<m;i++)
    
52. {
    
53. for(j=0;j<n;j++)
    
54. {
    
55. cout<<a[i][j]+b[i][j]<<" ";
    
56. }
    
57. cout<<endl<<endl;
    
58. }
    
59. 
    
60. getch();
    
61. }

Write a program to find sum of array elements

Size of array is taken from user..Numbers are stored in the array.. and sum is determined of the elements of array..

Select To use this code as it is.. select and copy paste this code into code.cpp file :)

1. #include<iostream.h>
2. #include<conio.h>
   
3. void main()
   
4. {
   
5. clrscr();
   
6. int ar[10],n,s=0;
   
7. cout<<"Enter size of the array: ";
   
8. cin>>n;
   
9. cout<<"Enter array element: "<<endl;
   
10. for(int i=0;i<n;i++)
    
11. {
    
12. cout<<"Enter element "<<i<<": ";
    
13. cin>>ar[i];
    
14. }
    
15. //Coding by: Snehil Khanor
16. //http://WapCPP.blogspot.com
17. cout<<"Elements of array: "<<endl;
    
18. for(i=0;i<n;i++)
    
19. cout<<"Element at index number "<<i<<" is: "<<ar[i]<<endl;
    
20. ///For adding all elements///
    
21. for(i=0;i<n;i++)
    
22. s=s+ar[i];
    
23. cout<<"Sum of elements: "<<s;
    
24. getch();
    
25. }

write a program to find sum of n numbers

A number n is taken from user.

Sum of all natural numbers upto n is displayed.

Select To use this code as it is.. select and copy paste this code into code.cpp file :)

1. #include<iostream.h>
2. #include<conio.h>
   
3. void main()
   
4. {
   
5. clrscr();
   
6. int n,sum=0;
   
7. cout<<"Please enter a number: ";
   
8. cin>>n;
   
9. //Coding by: Snehil Khanor
10. //http://WapCPP.blogspot.com
11. for (int i=1;i<=n;i++)
    
12. sum=sum+i;
    
13. cout<<sum;
    
14. 
    
15. getch();
    
16. }

Write a program to calculate sum of two numbers

Two numbers are taken from the user and sum is calculated.

Select To use this code as it is.. select and copy paste this code into code.cpp file :)

1. #include <iostream.h>
2. #include <conio.h>
   
3. void main()
   
4. {
   
5. clrscr();
   
6. float a,b,s;
   
7. cout<<"Please enter a no.: ";
   
8. cin>>a;
   
9. //Coding by: Snehil Khanor
10. //http://WapCPP.blogspot.com
11. cout<<"Please enter another no.: ";
    
12. cin>>b;
    
13. s=a+b;
    
14. cout<<"The sum is: "<<s;
    
15. 
    
16. getch();
    
17. }