/C05025 - Sắp xếp ma trận
<Problem>
https://code.ptit.edu.vn/student/question/C05025#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <math.h>
#define max(i, j) ((i > j) ? i : j)
#define min(i, j) ((i < j) ? i : j)
#define swap(i, j) (i = i + j, j = i - j, i = i - j)
int main() {
int t;
scanf("%d", &t);
for (int test = 1; test <= t; test++) {
int n, m;
scanf("%d %d", &n, &m);
int arr[100][100];
for (int i = 0; i < n; i++) {
for (int j = 0; j < m; j++) {
scanf("%d", &arr[i][j]);
}
}
for (int i1 = 0; i1 < n; i1++) {
for (int j1 = 0; j1 < m; j1++) {
for (int i2 = i1; i2 < n; i2++) {
for (int j2 = j1; j2 < m; j2++) {
if (arr[i1][j1] > arr[i2][j2]) {
swap(arr[i1][j1], arr[i2][j2]);
}
}
}
}
}
printf("Test %d:\n", test);
for (int i = 0; i < n; i++) {
for (int j = 0; j < m; j++) {
printf("%d ", arr[i][j]);
}
printf("\n");
}
}
return 0;
}