题解:水题重游
#include<cstdio>
#include<cstring>
#include<iostream>
using namespace std;
int a[1100][1100];
int main()
{
int n,m,i,j;char c[1100];
scanf("%d%d",&n,&m);
memset(a,0,sizeof(a));
for (i=1;i<=n;i++)
{
scanf("%s",c+1);
int len=strlen(c+1);
for (j=1;j<=len;j++)
{
if (c[j]=='*')
{
a[i][j]=999999;//999999设为雷的标记
a[i-1][j-1]++;//八个方向都++
a[i-1][j]++;
a[i-1][j+1]++;
a[i][j-1]++;
a[i][j+1]++;
a[i+1][j-1]++;
a[i+1][j]++;
a[i+1][j+1]++;
}
}
}
for (i=1;i<=n;i++)
{
for (j=1;j<=m;j++)
{
if (a[i][j]>10000) //为雷
printf("*");
else //安全区域
printf("%d",a[i][j]);
}
printf("\n");
}
return 0;
}