The C language defines an integer variable to be converted to a 2 binary number and output

#include<stdio.h>

int main()

{

     int  a 12 ;      //defines an integral type that needs to be converted


     char  b 50      //save conversion to array inside

    _itoa_s ( a //translates to binary

    printf("%s\n",b);      //输出字符串

} 

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The C language defines an integer variable to be converted to a 2 binary number and output