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。

#include <bits/stdc++.h>

using namespace std;

int num[12] = {31,28,31,30,31,30,31,31,30,31,30,31};

int main()
{
    int m,d;
    scanf("%d%d",&m,&d);

    int day = num[m-1];

    int ans = 1;
    day = day - (7-d+1);

    if(day%7)
        ans+=(day/7+1);
    else ans+=(day/7);
    printf("%d\n",ans);

    return 0;
}