Snake_pattern.c

// C++ program to print matrix in snake order 
#include <iostream> 
#define M 4 
#define N 4 

using namespace std; 

  

void print(int mat[M][N]) 
{ 

    // Traverse through all rows 

    for (int i = 0; i < M; i++) { 

  

        // If current row is even, print from 

        // left to right 

        if (i % 2 == 0) { 

            for (int j = 0; j < N; j++) 

                cout << mat[i][j] << " "; 

  

        // If current row is odd, print from 

        // right to left 

        } else { 

            for (int j = N - 1; j >= 0; j--) 

                cout << mat[i][j] << " "; 

        } 

    } 
} 

  
// Driver code 

int main() 
{ 

    int mat[][] = { { 10, 20, 30, 40 }, 

                    { 15, 25, 35, 45 }, 

                    { 27, 29, 37, 48 }, 

                    { 32, 33, 39, 50 } }; 

  

    print(mat); 

    return 0; 
}