2回答

• 

  归乡人

  2022-02-21 17:49:48

  已采纳

  例如：

  int age=18; 

  printf("我今年%d岁\n",age);

  其中%d的意思是输出整形变量，\n的意思是输出换行符

  输出函数格式一般为printf("[输出变量格式][换行符、制表符]",[已声明的变量])

  %d：整形变量

  %f：浮点型变量

  %lf：双精度型变量

  %c：字符型变量（声明字符型变量时用单引号）

  %s：字符串型变量

  ……

  换行符（键盘回车键）：\n

  制表符（键盘TAB键）：\t

  ……

  小括号中的内容也可以是其他文字，所以printf("我今年18岁")也是合法的

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• 

  慕妹6364489

  2022-03-08 03:01:09

  
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