1.1.3Friday the Thirteenth

1. /*
2. ID: awsd1231
3. PROG: friday
4. LANG: C++
5. */
6. #include<iostream>
7. #include<cstdio>
9. usingnamespace std;
11. constint monthDay[12]={31,0,31,30,31,30,31,31,30,31,30,31};
13. int main(){
14. freopen("friday.in","r", stdin);
15. freopen("friday.out","w", stdout);
16. int year =1900;
17. int today =6;
18. int week[8]={0};
19. week[6]++;
20. int n;
21. cin >> n;
22. for(int i =0; i != n;++i){
23. for(int j =0; j !=12;++j){
24. if(j ==1)
25. if((year+i)%4==0&&(year+i)%100!=0||(year+i)%400==0)
26. today =(today +29)%7;
27. else
28. today =(today +28)%7;
29. else
30. today =(today + monthDay[j])%7;
31. week[today]++;
32. // cout << j+2 << "月:" << today << endl;
33. }
34. }
35. week[today]--;
36. cout << week[6]<<" ";
37. for(int i =0; i !=5; i++)
38. cout << week[i]<<" ";
39. cout << week[5];
40. cout << endl;
41. return0;
42. }

来自为知笔记(Wiz)