Fi static char a[=Hello, world printf( %osn%15sn%10.5sn%2.5sn%.3sn', a, a, a, a, a) 运行结果:Helo,word! Hello world! Hello Hello Hel例 static char a[]=“Hello,world!” printf(“%s\n%15s\n%10.5s\n%2.5s\n%.3s\n”,a,a,a,a,a); 运行结果：Hello,world! Hello,world! Hello Hello Hel