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50 lines
1.5 KiB
50 lines
1.5 KiB
#include <bits/stdc++.h>
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using namespace std;
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int main() {
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int n, m;
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int a[100][100] = {0};
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cin >> n >> m;
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for (int i = 0; i < n; ++i) {
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for (int j = 0; j < m; ++j) {
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char c;
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cin >> c;
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if (c == '*') a[i][j] = -1;
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}
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}
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for (int i = 0; i < n; ++i) {
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for (int j = 0; j < m; ++j) {
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if (a[i][j] == -1) {
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//上
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if (i - 1 >= 0 && a[i - 1][j] >= 0) a[i - 1][j]++;
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//下
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if (i + 1 < n && a[i + 1][j] >= 0) a[i + 1][j]++;
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//左
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if (j - 1 >= 0 && a[i][j - 1] >= 0) a[i][j - 1]++;
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//右
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if (j + 1 < m && a[i][j + 1] >= 0) a[i][j + 1]++;
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//左上
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if (i - 1 >= 0 && j - 1 >= 0 && a[i - 1][j - 1] >= 0) a[i - 1][j - 1]++;
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//左下
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if (i + 1 < n && j - 1 >= 0 && a[i + 1][j - 1] >= 0) a[i + 1][j - 1]++;
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//右上
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if (i - 1 >= 0 && j + 1 < m && a[i - 1][j + 1] >= 0) a[i - 1][j + 1]++;
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//右下
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if (i + 1 < n && j + 1 < m && a[i + 1][j + 1] >= 0) a[i + 1][j + 1]++;
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}
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}
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}
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//输出
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for (int i = 0; i < n; ++i) {
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for (int j = 0; j < m; ++j) {
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if (a[i][j] == -1)
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cout << "*" << " ";
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else
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cout << a[i][j] << " ";
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}
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cout << endl;
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}
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return 0;
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}
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