只有两个WA

#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,t,d;
	string a,b;
	cin>>n;
	t=n%10;
	d=n%12;
	switch(t){
		case 4:
			cout<<"jia";
			break;
		case 5:
			cout<<"yi";
			break;
		case 6:
			cout<<"bing";
			break;
		case 7:
			cout<<"ding";
			break;
		case 8:
			cout<<"wu";
			break;
		case 9:
			cout<<"ji";
			break;
		case 0:
			cout<<"geng";
			break;
		case 1:
			cout<<"xin";
			break;
		case 2:
			cout<<"ren";
			break;
		case 3:
			cout<<"gui";
			break;
		default:
			break;
	}
	switch(d){
		case 4:
			cout<<"zi";
			break;
		case 5:
			cout<<"chou";
			break;
		case 6:
			cout<<"yin";
			break;
		case 7:
			cout<<"mao";
			break;
		case 8:
			cout<<"shen";
			break;
		case 9:
			cout<<"si";
			break;
		case 10:
			cout<<"wu";
			break;
		case 11:
			cout<<"wei";
			break;
		case 0:
			cout<<"shen";
			break;
		case 1:
			cout<<"you";
			break;
		case 2:
			cout<<"xu";
			break;
		case 3:
			cout<<"hai"; 
			break;
		default:
			break;
	}cout<<a<<b<<endl;
	return 0;
}