21在屏幕上显示一些信息 例2-2在屏幕上显示: Programming is fun! And programming in c is even more fun! if include <stdio.h> 编译预处理命令 int main(void) printf(" Programming is fun! In printf(" and programming in C is even more fun! In) return o2.1 在屏幕上显示一些信息 例2-2 在屏幕上显示: Programming is fun! And Programming in C is even more fun! # include <stdio.h> 编译预处理命令 int main(void) { printf("Programming is fun! \n"); printf("And Programming in C is even more fun! \n"); return 0; }