39 lines
1.1 KiB
Java
39 lines
1.1 KiB
Java
import java.util.*;
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import java.io.*;
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public class Main {
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public static void main(String[] args) throws IOException {
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Scanner sc = new Scanner(new File("MATRIX.in"));
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// Scanner sc = new Scanner(System.in);
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int t = sc.nextInt();
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while(t-->0){
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int n = sc.nextInt(), m = sc.nextInt(), k = sc.nextInt();
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int[][] a = new int[n][m];
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for(int i=0;i<n;i++){
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for(int j=0;j<m;j++){
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a[i][j]=sc.nextInt();
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}
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}
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int[] b = new int[n];
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for(int i=0;i<n;i++) b[i] = a[i][k-1];
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for(int i=0;i<n-1;i++){
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for(int j=i+1;j<n;j++){
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if(b[i] > b[j]){
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int tmp = b[i];
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b[i] = b[j];
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b[j] = tmp;
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}
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}
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}
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for(int i=0;i<n;i++) a[i][k-1] = b[i];
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for(int i=0;i<n;i++){
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for(int j=0;j<m;j++){
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System.out.printf("%d ",a[i][j]);
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}
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System.out.println("");
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}
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}
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}
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}
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