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    Fibonaci Series

    Uploaded by

    haftom
    The document contains code for several C++ programs that print different patterns using loops and conditionals. The programs include printing the Fibonacci series, an X pattern, half and inverted half pyramids, and a full pyramid. It also includes code to insert an element into an array at a specified position.

    Copyright:

    © All Rights Reserved
    Download as TXT, PDF, TXT or read online from Scribd

    Fibonaci Series

    Uploaded by

    haftom
    29 views4 pages
    The document contains code for several C++ programs that print different patterns using loops and conditionals. The programs include printing the Fibonacci series, an X pattern, half and inverted half pyramids, and a full pyramid. It also includes code to insert an element into an array at a specified position.

    Copyright

    © © All Rights Reserved

    Available Formats

    TXT, PDF, TXT or read online from Scribd

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    The document contains code for several C++ programs that print different patterns using loops and conditionals. The programs include printing the Fibonacci series, an X pattern, half and inverted half pyramids, and a full pyramid. It also includes code to insert an element into an array at a specified position.

    Copyright:

    © All Rights Reserved
    Download as TXT, PDF, TXT or read online from Scribd
    Download as txt, pdf, or txt
    29 views4 pages

    Fibonaci Series

    Uploaded by

    haftom
    The document contains code for several C++ programs that print different patterns using loops and conditionals. The programs include printing the Fibonacci series, an X pattern, half and inverted half pyramids, and a full pyramid. It also includes code to insert an element into an array at a specified position.

    Copyright:

    © All Rights Reserved
    Download as TXT, PDF, TXT or read online from Scribd
    Download as txt, pdf, or txt
    You are on page 1of 4

    #include <iostream>

    using namespace std;

    int main() {
    int n, t1 = 0, t2 = 1, nextTerm = 0;

    cout << "Enter the number of terms: ";


    cin >> n;

    cout << "Fibonacci Series: ";

    for (int i = 1; i <= n; ++i) {


    // Prints the first two terms.
    if(i == 1) {
    cout << t1 << ", ";
    continue;
    }
    if(i == 2) {
    cout << t2 << ", ";
    continue;
    }
    nextTerm = t1 + t2;
    t1 = t2;
    t2 = nextTerm;

    cout << nextTerm << ", ";


    }
    return 0;
    }

    Output

    Enter the number of terms: 10


    Fibonacci Series: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34,

    program to print cross or X as pattern

    #include <iostream>
    using namespace std;

    int main()
    {
    int n;
    cout << "Enter the value of n \n";
    cin >> n;

    for (int i = 1; i <= n; i++) {

    for (int j = 1; j <= n; j++)


    {
    if (j == i || j == (n + 1 - i))
    cout << "$";
    else
    cout << " ";
    }
    cout << endl;
    }
    return 0;
    }

    C++ program to print half pyramid

    #include <iostream>
    using namespace std;

    int main()
    {
    int rows;

    cout << "Enter number of rows: ";


    cin >> rows;

    for(int i = 1; i <= rows; ++i)


    {
    for(int j = 1; j <= i; ++j)
    {
    cout << "* ";
    }
    cout << "\n";
    }
    return 0;
    }

    C++ program to print inverted half pyramid

    #include <iostream>
    using namespace std;

    int main()
    {
    int rows;

    cout << "Enter number of rows: ";


    cin >> rows;

    for(int i = rows; i >= 1; --i)


    {
    for(int j = 1; j <= i; ++j)
    {
    cout << "* ";
    }
    cout << endl;
    }

    return 0;
    }

    C++ to rint full pyramid

    #include <iostream>
    using namespace std;

    int main()
    {
    int space, rows;

    cout <<"Enter number of rows: ";


    cin >> rows;

    for(int i = 1, k = 0; i <= rows; ++i, k = 0)


    {
    for(space = 1; space <= rows-i; ++space)
    {
    cout <<" ";
    }

    while(k != 2*i-1)
    {
    cout << "* ";
    ++k;
    }
    cout << endl;
    }
    return 0;
    }

    int main()
    {
    int arr[50], size, insert, i, pos;
    cout<<"Enter Array Size : ";
    cin>>size;
    cout<<"Enter array elements : ";
    for(i=0; i<size; i++)
    {
    cin>>arr[i];
    }
    cout<<"Enter element to be insert : ";
    cin>>insert;
    cout<<"At which position (Enter index number) ? ";
    cin>>pos;
    // now create a space at the required position
    for(i=size; i>pos; i--)
    {
    arr[i]=arr[i-1];
    }
    arr[pos]=insert;
    cout<<"Element inserted successfully..!!\n";
    cout<<"Now the new array is : \n";
    for(i=0; i<size+1; i++)
    {
    cout<<arr[i]<<" ";
    }
    getch();
    return 0;
    }

    username for inderscience


    Haftom1Kahsay

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