lanqiao3513 岛屿个数
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@@ -40,7 +40,7 @@ int main(){
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cin >> n >> m;
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for(int i = 0; i <= n + 1; i++){
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for(int j = 0; j <= m + 1; j++){
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if(i == 0 || i == n + 1 || j == 0 || j == m + 1) g[i][j] = '0'; // 外海
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if(i == 0 || i == n + 1 || j == 0 || j == m + 1) g[i][j] = '0'; // 添加外海
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else cin >> g[i][j];
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}
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}
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