代码：

①mine.h

#define _CRT_SECURE_NO_WARNINGS 1
#define ROW 9
#define COL 9
#define ROWS ROW+2
#define COLS COL+2
#define number 80
void initboard(char board[ROWS][COLS], int rows, int cols, char set);
void printboard(char board[ROWS][COLS],int row,int col);
void setmine(char board[ROWS][COLS], int row, int col);
void findmine(char mine[ROWS][COLS], char show[ROWS][COLS], int row, int col);

②main.c

#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
#include"mine.h"
void game() {
  //布置雷的信息
  char mine[ROWS][COLS] = { ' ' };
  //排雷的信息
  char show[ROWS][COLS] = { ' ' };
  //初始化雷盘
  initboard( mine,ROWS,COLS,'0');
  initboard(show, ROWS, COLS,'*');
  //打印
  //printboard(mine,ROW,COL);
  //printboard(show, ROW, COL);
  //随机布置地雷
  setmine(mine, ROW, COL);
  printboard(mine, ROW, COL);
  //排雷
  findmine(mine, show, ROW, COL);

}
void menu() {
  printf("**************************************\n");
  printf("********        1.play        ********\n");
  printf("********        0.exit        ********\n");
  printf("**************************************\n");
}
void test() {
  srand((unsigned int)time(NULL));
  int choice = 0;
  do {
    menu();
    printf("请输入将要进行的操作：");
    scanf("%d", &choice);
    switch (choice) {
    case 1: {
      game();
      break;
    }
    case 0:
    {
      printf("退出游戏!");
      break;
    }
    default: {
      printf("输入错误！请重新输入！");
      break;
    }
    }
  } while (choice);
}
int main() {
  test();
  return 0;
}

③mine.c

#define _CRT_SECURE_NO_WARNINGS 1
#include"mine.h"
void initboard(char board[ROWS][COLS], int rows, int cols, char set) {
  for (int i = 0; i < rows; i++) {
    for (int j = 0; j < cols; j++) {
      board[i][j] = set;
    }
  }
}
void printboard(char board[ROWS][COLS], int row, int col) {
  for (int i = 0; i <= col; i++) {
    printf("%d ",i);
  }printf("\n");
  for (int i = 1; i <= row; i++) {
    printf("%d ", i);
    for (int j = 1; j <= col; j++) {
      printf("%c ", board[i][j]);
    }printf("\n");
  }
}
void setmine(char board[ROWS][COLS], int row, int col) {
  int count = number;
  while (count) {
    int x = rand()%row+1;//1-9
    int y = rand() % col + 1;
    if (board[x][y] == '0') {
      board[x][y] = '1';
      count--;
    }

  }
}
int get_mine(char mine[ROWS][COLS], int m, int n) {
  int sum = 0;
  for (int i = m - 1; i < m + 2; i++) {
    for (int j = n - 1; j < n + 2; j++) {
      sum = sum + mine[i][j] - '0';
    }
  }
  return sum;
}
void findmine(char mine[ROWS][COLS], char show[ROWS][COLS], int row, int col) {
  int m = 0;
  int n = 0;
  int win = 0;
  while (win<row*col-number) {
    printf("进行扫雷!\n");
    printf("请输入要扫雷的位置：");
    scanf("%d%d", &m, &n);
    //判断输入是否出错
    if (m > 0 && m <= row && n > 0 && n <= col) {
      if (mine[m][n] == '1') {
        printf("游戏结束！中雷了！\n");
        printboard(mine, ROW, COL);
        break;
      }
      else {//计算m,n坐标周围有几个雷
        int mnumber = get_mine(mine, m, n);
        show[m][n] = mnumber + '0';
        printboard(show, ROW, COL);
        win++;
      }
    }
    else {
      printf("输入格式出现错误,请重新输入！");

    }
  }
  if (win==row*col-number) {
    printf("恭喜你！排雷完成！\n");
    printboard(mine, ROW, COL);
  }
}

测试结果：