Replace the scanf() function with the scanf_s() function. https://baike.baidu.com/item/scanf_s/443572?fr=aladdin
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Replace the scanf() function with the scanf_s() function. https://baike.baidu.com/item/scanf_s/443572?fr=aladdin
is to replace scanf function with scanf_s function. The extra parameter is to specify the length of the buffer. Otherwise, there is a risk of buffer overflow and become an attack vulnerability
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