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  • 第几天 switch做法 杭电

                                     第几天?

    Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)

    Total Submission(s): 90652    Accepted Submission(s): 34083

    Problem Description

    给定一个日期,输出这个日期是该年的第几天。

    Input

    输入数据有多组,每组占一行,数据格式为YYYY/MM/DD组成,具体参见sample input ,另外,可以向你确保所有的输入数据是合法的。

    Output

    对于每组输入数据,输出一行,表示该日期是该年的第几天。

    Sample Input

    1985/1/20

    2006/3/12

    Sample Output

    20

    71

    Author

    lcy

    Source

    C语言程序设计练习(一)

    #include<stdio.h>

    int main()

    {

          int y,m,d;

         while(scanf("%d%d%d",&y,&m,&d)!=EOF)

         {

          if((y%4==0&&y%100!=0)||(y%400==0))

          {

          switch(m){

          case 1:printf("%d ",d);  break;

          case 2:printf("%d ",31+d); break;

          case 3:printf("%d ",60+d);break;

          case 4:printf("%d ",91+d);break;

          case 5:printf("%d ",121+d);break;

          case 6:printf("%d ",152+d);break;

          case 7:printf("%d ",182+d);break;

          case 8:printf("%d ",213+d);break;

          case 9:printf("%d ",243+d);break;

          case 10:printf("%d ",273+d);break;

          case 11:printf("%d ",304+d);break;

          case 12:printf("%d ",334+d);break;

          default:printf("error ");

          }

          }

          else if((y%4!=0&&y%100==0)||(y%400!=0))

          {

          switch(m)

          {

          case 1:printf("%d ",d);  break;

          case 2:printf("%d ",31+d); break;

          case 3:printf("%d ",59+d);break;

          case 4:printf("%d ",90+d);break;

          case 5:printf("%d ",120+d);break;

          case 6:printf("%d ",151+d);break;

          case 7:printf("%d ",181+d);break;

          case 8:printf("%d ",212+d);break;

          case 9:printf("%d ",242+d);break;

          case 10:printf("%d ",272+d);break;

          case 11:printf("%d ",303+d);break;

          case 12:printf("%d ",333+d);break;

          default:printf("error ");

          }

          }

    }

    }

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  • 原文地址:https://www.cnblogs.com/lj-1568/p/4394482.html
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