Codeforces 760A Petr and a calendar
题目链接:http://codeforces.com/problemset/problem/760/A
题意:日历需要多少列。
1 #include <bits/stdc++.h> 2 3 using namespace std; 4 5 int num[12] = {31,28,31,30,31,30,31,31,30,31,30,31}; 6 7 int main() 8 { 9 int m,d; 10 scanf("%d%d",&m,&d); 11 12 int day = num[m-1]; 13 14 int ans = 1; 15 day = day - (7-d+1); 16 17 if(day%7) 18 ans+=(day/7+1); 19 else ans+=(day/7); 20 printf("%d\n",ans); 21 22 return 0; 23 }