1star(EX) 22801:Doom's Day Algorithm

題目資料:https://gpe2.acm-icpc.tw//showproblemtab.php?probid=22801&cid=116


程式碼:
#include <stdlib.h>
#include <iostream>
#include <string>
using namespace std;
int test;   //輸入數量.
int month;  //幾月.
int day;   //幾號.
int sum;// 總和天數.
int imonth[13]={0,31,28,31,30,31,30,31,31,30,31,30,31}; //12個月
string Week[7] = {"Friday", "Saturday", "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday"};
int date;
int i,j;    //控制迴圈.
int main()
{

cin>>test;

for(i=0;i<test;i++)
{
sum=0;
cin>>month>>day;

   for(j=1;j<month;j++)
sum=sum+imonth[j];  //前面月份日子總和

   sum=sum+day;  //當月日子總和

           date = sum %7;

cout<<Week[date]<<endl;
}
return 0;
}