15 lines
298 B
C++
15 lines
298 B
C++
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#include <iostream>
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#include <cstdlib>
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using namespace std;
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int main()
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{
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int arr[][3] = {1, 2, 3, 4, 5};
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// 计算行数
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int rows = sizeof(arr) / sizeof(arr[0]);
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cout << "行数: " << rows << endl;
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cout << "第一行最后一列的值: " << arr[0][2] << endl;
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return 0;
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}
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