tp8-10

#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <errno.h>
//#define calloc(...) NULL; errno = ENOMEM;
#define COLS 4

void checkAlloc(void *p) {
  if (p == NULL) {
    perror("alloc err");
    exit(EXIT_FAILURE);
  }
}

int main(void) {
  int n;
  scanf("%d", &n);
  int (*arr)[COLS] = NULL;
  arr = calloc(sizeof(int[COLS]), n);
  checkAlloc(arr);

  for (int i = 0; i < n; i++) {
    for (int j = 0; j < COLS; j++) {
      scanf("%d", &arr[i][j]);
    }
  }

  printf("ascendent rows: ");
  for (int i = 0; i < n; i++) {
    bool ok = true;
    for (int j = 1; j < COLS; j++) {
      ok &= arr[i][j - 1] < arr[i][j];
    }
    if (ok) {
      printf("%d ", i);
    }
  }
  puts("");
  free(arr);
  return 0;
}