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1047.cpp
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1047.cpp
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#include <cstdio>
#include <vector>
#include <cstring>
#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;
const int K = 2501;
int str2num(char*str){
return (str[0]-'A')*26*26*10+(str[1]-'A')*26*10+(str[2]-'A')*10+(str[3]-'0');
}
void num2str(int num,char *str){
str[0] = num/10/26/26%26 +'A';
str[1] = num/10/26%26 + 'A';
str[2] = num/10%26 + 'A';
str[3] = num%10 + '0';
str[4] = '\0';
}
int main(){
int n,k;
scanf("%d%d",&n,&k);
vector<vector<int>> course(K);
for(int i=0;i<n;i++){
char sid[5];
int num;
scanf("%s %d",&sid,&num);
for(int j=0;j<num;j++){
int t;
scanf("%d",&t);
course[t].push_back(str2num(sid));
}
}
for(int i=1;i<=k;i++){
char name[5];
vector<int>::iterator iter_vec;
printf("%d %d\n",i,course[i].size());
sort(course[i].begin(),course[i].end());
for(iter_vec=course[i].begin();iter_vec!=course[i].end();iter_vec++){
num2str(*iter_vec,name);
printf("%s\n",name);
}
}
system("PAUSE");
return 0;
}