题解

#include<bits/stdc++.h>
using namespace std;

struct weapon
{
    string name;
    int atk,pri;
};
bool cmp(weapon x,weapon y)
{
    if (x.atk!=y.atk)
        return x.atk<y.atk;
    else if (x.pri!=y.pri)
        return x.pri>y.pri;
}
int main()
{
    int n,k;
    cin >> n >> k;
    weapon w[n];
    for (int i=0;i<n;i++)
        cin >> w[i].name >> w[i].atk >> w[i].pri;
    sort(w,w+n,cmp);
    for (int i=n-1;i>=n-k;i--)
        cout << w[i].name << endl;
    return 0;
}