P74MATRIX.cpp

// Spiral Order Matrix Traversal

#include<iostream>
using namespace std;

int main(){

    int n,m;
    cout<<"give the order of matrix you want";
    cin>>n>>m;

    int arr[n][m];
    for (int i = 0; i < n; i++)                   // taking input of matrix
    {
        for (int j = 0; j < m; j++)
        {
            cin>>arr[i][j];
        }
        
    }

    // spiral order print

    int row_start=0, row_end=n-1, column_start=0, column_end=m-1;

    while (row_start <= row_end && column_start <= column_end)
    {
        // for row_start

        //In 1st row we r printing all the elements from starting to end column and put + for starting ROW 
        for (int col = column_start; col <= column_end; col++)  
        {
            cout<< arr[row_start][col]<<" ";
        }
        row_start++;

        
        // for column_end
 
        for (int row = row_start; row <= row_end; row++)
        {
            cout<< arr[row][column_end]<<" ";
        }
        column_end--;


        // for row_end
 
        for (int col = column_end; col >= column_start; col--)
        {
            cout<< arr[row_end][col]<<" ";
        }
        row_end--;


        // for column_start
 
        for (int row = row_end; row >= row_start; row--)
        {
            cout<< arr[row][column_start]<<" ";
        }
        column_start++;
    }
    
return 0;
}