类型限定符:extern、const、Volatile、register;字符串常量 printf;putchar;scanf;getchar
voidTemperatures(doublefahrenheit){doublecelsius=5.0/9.0*(fahrenheit-32.0);doublekelvin=celsius+273.16;printf(" %.2f℃ %.2f℉ %.2fK",celsius,fahrenheit,kelvin); }intmain(void){doublewater;charinput[10];doublefahrenheit;printf("please enter Fahrenheit temperature if enter [p] or char return\n")...