Algorithm/2420.txt at master · Tachone/Algorithm · GitHub

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#include <iostream>
#include <vector>
#include<iomanip>
#include<string>
#include<algorithm>
using namespace std;
struct calendar
{
	int year;
	int month;
	int day;
}ss;
vector <calendar> v;
int main()
{
	bool f(int n);
	int i,j,k,m,n,h=0;
	for(i=2000;i<=9999;i++)
	{
		ss.year=i;
		for(j=1;j<=12;j++)
		{
			ss.month=j;
			if(j==1||j==3||j==5||j==7||j==8||j==10||j==12)
			h=31;
			else if(f(i)==true&&j==2)
			h=29;
			else if(f(i)==false&&j==2)
			h=28;
			else
			h=30;
			for(m=1;m<=h;m++)
			{
				ss.day=m;
				v.push_back(ss);
			}

		}
	}
	for(int n;cin>>n&&n!=-1;)
	{
		cout<<v[n].year<<"-"<<setfill('0')<<setw(2)<<v[n].month<<"-"<<setfill('0')<<setw(2)<<v[n].day<<" ";
		switch(n%7)//setfill()中的是字符或者字符常量
		{
			case 0:cout<<"Saturday"<<endl;break;
			case 1:cout<<"Sunday"<<endl;break;
			case 2:cout<<"Monday"<<endl;break;
			case 3:cout<<"Tuesday"<<endl;break;
			case 4:cout<<"Wednesday"<<endl;break;
			case 5:cout<<"Thursday"<<endl;break;
			case 6:cout<<"Friday"<<endl;break;
		}
	}


   return 0;
}

bool f(int n)
{
	if(n%4==0&&n%100!=0||n%400==0)
	return true;
	else
	return false;
}
这个竟然是超出内存限制。。