#include <iostream>using namespace std;string week[] ={"Mon","tue","Wen","Thu","Fri","Sat","Sun"};int main(){int y,m,d;while(cin>>y>>m>>d){if(m<3){m+=12;y--;}int w = (y+y/4+y/400-y/100+2*m+3*(m+1)/5+d)%7;cout<<week[w]<<endl;}return 0;}#include <iostream>using namespace std;strin
阅读背景：
基姆拉尔森公式根据日期计算星期
来源：互联网
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