分别写出下列3条执行语句的结果.printf("\007ABC\011DE\012FGH\0xA");printf("\nABC\tDE\nFGH\n");printf("\nwhy is 21+31 equal to %d?\n\n",21+31);

分别写出下列3条执行语句的结果.printf("\007ABC\011DE\012FGH\0xA");printf("\nABC\tDE\nFGH\n");printf("\nwhy is 21+31 equal to %d?\n\n",21+31);
分别写出下列3条执行语句的结果.
printf("\007ABC\011DE\012FGH\0xA");
printf("\nABC\tDE\nFGH\n");
printf("\nwhy is 21+31 equal to %d?\n\n",21+31);

分别写出下列3条执行语句的结果.printf("\007ABC\011DE\012FGH\0xA");printf("\nABC\tDE\nFGH\n");printf("\nwhy is 21+31 equal to %d?\n\n",21+31);
ABC DE
FGH
ABC DE
FGH
why is 21+31 equal to 52?