例: #include <stdio. h> main ) int a. printf(“ Please enter a character:”); a=getcharQ; printf(“%c\t%d\t%\t%xn”,a,a,a,a); putchar (ay 运行时输入A(回车) 结果 A651014117 例: #include <stdio.h> main() { int a; printf(“Please enter a character:”); a=getchar(); printf(“%c\t%d\t%o\t%x\n”,a,a,a,a); putchar(a); } 运行时输入 A(回车) 结果 A 65 101 41