C语言实现简易连连看游戏

#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<stdlib.h>
void Print(int n,char**arr);
int main() {
 int n,i,j;
 int fail = 0,secc=0;
 scanf("%d", &n);
 char** arr = (char**)malloc(sizeof(char*) * 2 * n);
 for (i = 1; i <= 2 * n; i++)
  arr[i] = (char*)malloc(sizeof(char) * 2 * n);
 for (i = 1; i <= 2 * n; i++)
  for (j = 1; j <= 2 * n; j++) {
   scanf("%c", &arr[i][j]);
   if (arr[i][j] == ' ' || arr[i][j] == '\n')
    j--;
  }
   
 int k;
 scanf("%d", &k);
 int** brr = (int**)malloc(sizeof(int*) * k);
 for (i = 1; i <= k; i++)
  brr[i] = (int*)malloc(sizeof(int) * 4);
 for (i = 1; i <= k; i++)
  for (j = 1; j <= 4; j++)
   scanf("%d", &brr[i][j]);
 for (i = 1; i <= k; i++) {
  char x, y;
  int x1, y1, x2, y2;
  x1 = brr[i][1];
  y1 = brr[i][2];
  x2 = brr[i][3];
  y2 = brr[i][4];
  x = arr[x1][y1];
  y = arr[x2][y2];
  //printf("%c %c\n",x ,y);
  if (x == y) {
   arr[x1][y1] = '*';
   arr[x2][y2] = '*';
   secc++;
   int m = (2*n * 2*n) / 2;
   if (secc == m&& n * n % 2 == 0) {
    printf("Congratulation!\n");
    exit(0);
   }
   Print(n,arr);
   //printf("\n");
   
  }
  else {
   printf("Uh-oh\n");
   fail++;
   if (fail == 3) {
    printf("Game Over\n");
    exit(0);
   }
  }
  //printf("%c %c\n", x, y);
  
  
 }
 
 return 0;
}

//-----------function
void Print(int n,char**arr) {
 
 for (int i = 1; i <= 2 * n; i++) {
  printf("%c", arr[i][1]);
  for (int j = 2; j <= 2 * n; j++) {
   printf(" %c", arr[i][j]);
  }
  printf("\n");
 }

}