提出 #65646326

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ソースコード 拡げる

#include <bits/stdc++.h>
#define all(x) (x).begin(), (x).end()
#define debug(x) cerr << (#x) << " " << (x) << endl
#define SZ(s) ((int)s.size())
#define pb push_back
#define ff first
#define ss second
#define int long long
using namespace std;
using ll = long long;
using pii = pair<int, int>;
using vi = vector<int>;

const int MOD = 998244353;
const int N = 3e5 + 100;
const int MASSIVE = 1e18;

void solve(int test_case) {
    int n, m;
    cin >> n >> m;
    vi a(n);
    map<int, int> mp;
    for(int &x : a) cin >> x, mp[x] ++;
    reverse(all(a));
    for(int i = 1; i <= m; i ++){
        if(!mp[i]) return cout << 0, void();
    }
    for(int i = 0; i < n; i ++){
        if(mp[a[i]] == 1) return cout << i + 1, void();
        else mp[a[i]] --;
    }
    cout << n;
}

signed main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    //cin >> t;
    for (int i = 1; i <= t; i++) {
        solve(i);
        cout << "\n";
        //cerr << "_________________________________________\n";
    }
    return 0;
}

提出情報

コンパイルエラー

Main.cpp: In function ‘void solve(long long int)’:
Main.cpp:18:16: warning: unused parameter ‘test_case’ [-Wunused-parameter]
   18 | void solve(int test_case) {
      |                ^

ジャッジ結果