提出 #69539496

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ソースコード 拡げる

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

int n, k;

void solve() {
    cin>>n>>k;

    if (k >= 2) {
        for (int i=k; i>=1; --i) cout<<i<<" ";
        for (int i=k+1; i<=n; ++i) cout<<i<<" ";
        cout<<"\n";
    } else if (k == 1) {
        if (n == 1) cout<<1<<"\n";
        else if (n >= 5) {
            cout<<"2 5 3 1 4 ";
            for (int i=6; i<=n; ++i) cout<<i<<" ";
            cout<<"\n";
        } else cout<<-1<<"\n";
    } else if (k == 0) {
        if (n >= 8) {
            cout<<"6 5 1 2 7 8 4 3 ";
            for (int i=9; i<=n; ++i) cout<<i<<" ";
            cout<<"\n";
        } else cout<<-1<<"\n";
    }
}

int main() {
    int t=1; cin>>t;
    while (t--) solve();
}

提出情報

ジャッジ結果