#include <iostream>
using namespace std;
 
int main() {
	int arr[4][4]={{1,2,3,4},{5,5,7,8},{7,8,9,10},{8,9,10,11}};
 
    int row= sizeof(arr)/sizeof(arr[0]);
    int col= sizeof(arr[0])/sizeof(arr[0][0]);
     //Print first row
    for(int j = 0; j < col; j++) {
        cout << arr[0][j] << " ";
    }
    // Print diagonal element
    int i = 1, j = col - 2; //its starts from row 1 and col 2
    while(i < row - 1 && j > 0) { //jab tak row 0 se row-1 nhi and col :col-2 to se 0 nhi
    	cout << arr[i][j] << " ";
    	i++; j--;
    }
     // Print last row
    for(int j = 0; j < col; j++) {
        cout << arr[row - 1][j] << " ";
    }
 
	return 0;
}

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