修练者
题目链接： 酷町堂：6317
#include<iostream>
#include<string>
using namespace std;
string s;
int ans;
int data[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
int main(){
cin >> s;
int tmp1 = 0, tmp2 = 0, tmp3 = 0;
for(int i=0;i<2;i++){
if(i==0) tmp1+=(s[i]-='0')*10;
else tmp1+=(s[i]-='0');
}
if(tmp1==0){
ans++;
tmp1=1;
}
if(tmp1>12){
ans++;
int a1=(tmp1/10)*10;
int a2=tmp1%10;
if(a2==1){
tmp1==1;
}else if(a2==2){
tmp1=12;
}else {
int d1=data[a1], d2=data[a2];
if(d1>d2)
tmp1=a1;
else
tmp1=a2;
}
}
for(int i=3;i<5;i++){
if(i==3) tmp2=(s[i]-='0');
else tmp3=(s[i]-='0');
}
//cout << tmp2 << " " << tmp3 << endl;
if(tmp2*10+tmp3>data[tmp1]){
int a1=data[tmp1]/10;
int a2=data[tmp1]%10;
if(tmp2>a1) ans++;
else if(tmp3>a2&&tmp2>=a1) ans++;
//cout << a1 << ' ' << a2 << endl;
}
cout << ans;
return 0;
}
