Boolean matrix segmentation

#1

question–>
https://practice.geeksforgeeks.org/problems/boolean-matrix-problem-1587115620/1/?track=md-arrays&batchId=144#
code–>

#2

what is your logic in this question??

you are check only first row or first col
if (mat[0][j] == 1 || mat[i][0] == 1) {

Correct approach of this problem

see the solution
make a dry run first try to understand
if have any doubt feel free to ask

#3

hi i am trying to use the first col and row itself without using auxillary array or vector instead of using another array that’s why i am using a flag to see that if first column and row have one in them
i sent the wrong code
this is the code–>

#4

code is correct only mistake is
at line no 9
for(int j=0;matrix[0].size();j++){
correct statement is
for(int j=0;j<matrix[0].size();j++){

#5

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