字典翻译 问答 其它 【找高手做JAVA里SWITCH编程(题是英文的)ExerciseonSwitchStatementForthefollowingquestionsdo:1.Designaprogramthatusesselectcasestatementtodeterminethearithmeticoperationontwonumbersthendisplaytheoutput.Forexamp】
问题标题:
【找高手做JAVA里SWITCH编程(题是英文的)ExerciseonSwitchStatementForthefollowingquestionsdo:1.Designaprogramthatusesselectcasestatementtodeterminethearithmeticoperationontwonumbersthendisplaytheoutput.Forexamp】
问题描述:

找高手做JAVA里SWITCH编程(题是英文的)

ExerciseonSwitchStatement

Forthefollowingquestionsdo:

1.Designaprogramthatusesselectcasestatementtodeterminethearithmeticoperationontwonumbersthendisplaytheoutput.Forexampleanyofthefollowingletterscanperformanarithmeticoperationanddisplaytheoutput:

Aisusedtoaddtwonumbers

Sisusedtosubtracttwonumbers

Misusedtomultiplytwonumbers

Disusedtodividetwonumbers

2.Designaprogramthatreadsinasingledigitnumberbetween0-9and

displayitinEnglishword,theprogramshoulddisplayanerrormessageifthenumberenteredislessthan0orgreaterthan9.

3.Designaprogramtodeterminegradesinacoursewiththreequizzes

(eachquiz/testisoutof10).

Gradesaredeterminedby:

Aisanaverageof9orbetter,

Bisanaverageof8,

Cisanaverageof7,

Disanaverageof5and6

Fisanaveragelessthan5.

Displaythegradesandamessage.

程卫东回答:
  1.   while(true)switch(System.in.read()){   case'r':break;   case'n':break;   case-1:break;   case'A':System.out.println("Aisusedtoaddtwonumbers");break;   case'S':System.out.println("Sisusedtosubtracttwonumbers");break;   case'M':System.out.println("Misusedtomultiplytwonumbers");break;   case'D':System.out.println("Disusedtodividetwonumbers");break;   default:System.out.println("InvalidInput");break;   }   2.   Scannerscn=newScanner(System.in);   while(scn.hasNextInt())switch(scn.nextInt()){   case0:System.out.println("ZERO");break;   case1:System.out.println("ONE");break;   case2:System.out.println("TWO");break;   case3:System.out.println("THREE");break;   case4:System.out.println("FOUR");break;   case5:System.out.println("FIVE");break;   case6:System.out.println("SIX");break;   case7:System.out.println("SEVEN");break;   case8:System.out.println("EIGHT");break;   case9:System.out.println("NINE");break;   default:System.out.println("InvalidInput");break;   }   3.第三个自己写.
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