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1028.cpp
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//
// 1028.cpp
// 算法
//
// Created by 王怡凡 on 2017/8/21.
// Copyright © 2017年 王怡凡. All rights reserved.
//
#include <stdio.h>
#include<algorithm>
#include<cstring>
using namespace std;
int n,c;
struct stus{
char num[7],name[9];
int grade;
}stu[100010];
//bool cmp1(stus a, stus b) {
// if(strcmp(a.num,b.num)<0) {
// return true;
// }
// return false;
//}
bool cmp1(stus a, stus b) {
if(strcmp(a.num,b.num)<0) {
return true;
}
return false;
}
bool cmp2(stus a, stus b) {
if(strcmp(a.name,b.name)!=0) {
return strcmp(a.name,b.name)<0;
}
return strcmp(a.num,b.num)<0;
}
bool cmp3(stus a, stus b) {
if(a.grade!=b.grade) {
return a.grade < b.grade;
}
return strcmp(a.num,b.num)<0;
}
int main() {
scanf("%d%d",&n,&c);
int i;
for(i=0;i<n;i++) {
scanf("%s %s %d",stu[i].num,stu[i].name,&stu[i].grade);
}
if(c==1) {
sort(stu,stu+n,cmp1);
} else if(c==2) {
sort(stu,stu+n,cmp2);
} else {
sort(stu,stu+n,cmp3);
}
for(i=0;i<n;i++) {
printf("%s %s %d\n",stu[i].num,stu[i].name,stu[i].grade);
}
return 0;
}