#include int Y(int A) { int i,s=0,day; for(i=1;i<=A-1;i++) { if(i%4==0&&i%100!=0||i%400==0) day=366; else day=365; s=s+day; } return s; } int R(int B,int C) { int T; switch(C) { case 1: T=31;break; case 2: if(B%4==0&&B%100!=0||B%400==0) T=29; else T=28; break; case 3: T=31;break; case 4: T=30;break; case 5: T=31;break; case 6: T=30;break; case 7: T=31;break; case 8: T=31;break; case 9: T=30;break; case 10: T=31;break; case 11: T=30;break; case 12: T=31;break; } return T; }