forked from biswas-subhankar/leetcode
-
Notifications
You must be signed in to change notification settings - Fork 0
/
SetMatZero.cs
56 lines (52 loc) · 1.04 KB
/
SetMatZero.cs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
using System;
using System.Collections.Generic;
using System.Linq;
public class SetMatZero{
static void Main(string [] args){
int [][] matrix = new int[][]{new int[]{0,1,2,0},new int[]{3,4,5,2},new int[]{1,3,1,5}};
Solution s = new Solution();
s.putZeros(matrix,matrix.Length,matrix[0].Length);
}
}
class Solution{
public void putZeros(int [][] matrix,int r,int c){
for(int i=0;i<r;i++){
for(int j=0;j<c;j++){
if(matrix[i][j]==0){
matrix[i][0]=-1;
matrix[0][j]=-1;
}
}
}
for(int i=0;i<c;i++){
if(matrix[0][i]==-1){
for(int j=0;j<r;j++){
if(matrix[j][i]!=-1)
matrix[j][i]=0;
}
}
}
for(int i=0;i<r;i++){
if(matrix[i][0]==-1){
for(int j=0;j<c;j++){
if(matrix[i][j]!=-1)
matrix[i][j]=0;
}
}
}
for(int i=0;i<c;i++){
if(matrix[0][i]==-1)
matrix[0][i]=0;
}
for(int i=0;i<r;i++){
if(matrix[i][0]==-1)
matrix[i][0]=0;
}
for(int i=0;i<r;i++){
for(int j=0;j<c;j++){
Console.Write(matrix[i][j]+" ");
}
Console.WriteLine();
}
}
}