1回答

• 

  lymo

  2015-04-15 11:35:26

  #include <stdio.h>
  int main() 
  {
      int score = 101; //考试分数为87分  
      if(score<=100&&score>=0){
          switch(score/10)
          {
              case 10:
              case 9:
                  printf("等级A");
                  break;
              case 8:
                  printf("等级B");
                  break;
              case 7:
              case 6: 
                  printf("等级C");
                  break;
              default:
                  printf("等级D");
                  break;    
          }
      } else {
          printf("成绩出错（0~100）：%d",score);
      }
      return 0;
  }

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