Question

Write a python program to make two diagonal elements into 0​

Answer 1

Answer:

Input: mat[][] =  

{{ 2, 1, 7 },

{ 3, 7, 2 },

{ 5, 4, 9 }}

Output:  

{ {0, 1, 0},

 {3, 0, 2},

 {0, 4, 0}}

Input:  mat[][] =  

{{1, 3, 5, 6, 7},

{3, 5, 3, 2, 1},

{1, 2, 3, 4, 5},

{7, 9, 2, 1, 6},

{9, 1, 5, 3, 2}}

Output:  

{{0, 3, 5, 6, 0},

{3, 0, 3, 0, 1},

{1, 2, 0, 4, 5},

{7, 0, 2, 0, 6},

{0, 1, 5, 3, 0}}

Explanation: