bnu1215 What day is today C语言版

北京师范大学珠海分校
Judge Online of ACM ICPC
1215 What day is today
C语言版

1. #include <stdio.h>
2. 
   
4. int main(){
5.     char week[8][11]={"Wrong Date","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday"};
6.     int now,i,y,d,m,n,month[]={0,31,28,31,30,31,30,31,31,30,31,30,31};
7.     scanf("%d%d",&y,&d);
8.     if (y%4==0&&y%100!=0||y%400==0) month[2]=29;
9.     while(1){
10.         now=0;
11.         scanf("%d%d",&m,&n);
12.         if (m<=0||n<=0) break;
13.         for(i=1;i<m;i++) now+=month[i];
14.         now+=n;
15.         if (m>12||n>month[m]) i=0;
16.         else i=d+(now-1)%7;
17.         if (i>7) i-=7;
18.         printf("%s/n",week[i]);
19.     }
20.     return 0;
21. }