1039. Course List for Student (25)

题目：https://www.patest.cn/contests/pat-a-PRactise/1039

代码：

#include<cstdio>  #include<cstring>  #include<cstdlib> #include<cmath>#include<vector>#include<algorithm>  using namespace std;  const int N=40010;const int M=26*26*26*10+1;vector<int> s[M];int getId(char name[]){  int t=0;  for(int i=0;i<3;i++){    t=t*26+(name[i]-'A');  }  t=t*10+(name[3]-'0');  return t;}int main()  {   	char str[5];	int n,k;	scanf("%d%d",&n,&k);	for(int i=0;i<k;i++){	  int course,temp;	  scanf("%d%d",&course,&temp);	  for(int j=0;j<temp;j++){	     scanf("%s",str);		 int id=getId(str);		 s[id].push_back(course);	  }	}	for(int i=0;i<n;i++){	   scanf("%s",str);	   int id=getId(str);	   sort(s[id].begin(),s[id].end());	   printf("%s %d",str,s[id].size());	   for(int j=0;j<s[id].size();j++){	       printf(" %d",s[id][j]);	   }	   printf("/n");	}    system("pause");  }