题目链接
https://www.patest.cn/contests/gplt/L1-030
思路
用三个 Vector 来分别存放 整个排名,以及男生的单独排名和女生的单独排名
从整个的排名 从上到下 遍历到 n / 2 的位置 如果第一个出来的是 男生, 那么就从女生最后一名出来 然后pop_back ,如果是女生,就从男生最后一名出来,然后pop_back
AC代码
#include <cstdio>
#include <cstring>
#include <ctype.h>
#include <cstdlib>
#include <iostream>
#include <algorithm>
#include <cmath>
#include <deque>
#include <vector>
#include <queue>
#include <string>
#include <map>
#include <stack>
#include <set>
#include <numeric>
#include <sstream>
using namespace std;
typedef long long LL;
const double PI = 3.14159265358979323846264338327;
const double E = 2.718281828459;
const double eps = 1e-6;
const int MAXN = 0x3f3f3f3f;
const int MINN = 0xc0c0c0c0;
const int maxn = 1e5 + 5;
const int MOD = 1e9 + 7;
struct Node
{
string name;
int sex;
}temp;
int main()
{
int n;
cin >> n;
vector <Node> F, M, V;
F.clear();
M.clear();
V.clear();
for (int i = 0; i < n; i++)
{
cin >> temp.sex >> temp.name;
if (temp.sex == 1)
M.push_back(temp);
else
F.push_back(temp);
V.push_back(temp);
}
n /= 2;
for (int i = 0; i < n; i++)
{
if (V[i].sex == 1)
{
cout << V[i].name << " " << F[F.size() - 1].name << endl;
F.pop_back();
}
else
{
cout << V[i].name << " " << M[M.size() - 1].name << endl;
M.pop_back();
}
}
}