#include <stdio.h>
int main()
{??? char c = 'a';//a的ASCII碼為97，字符型‘a(chǎn)’自動(dòng)轉(zhuǎn)化轉(zhuǎn)化為整型的ASCII碼97（即為整型）
??? int n =c;???????? //將c賦值給n，輸出整型
??? float f =c;?????? //將c賦值給f，輸出字符型
??? double d =c;????? //將c賦值給d。輸出雙精度型
??? printf("%d\n",n);
??? printf("%f\n",f);
??? printf("%lf\n",d);
??? return 0;???
}