Submission #39021431

Source Code Expand

#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
using P = pair<int,int>;
#define chmax(x,y) x = max(x,y);
#define chmin(x,y) x = min(x,y);
const int di[] = {-1, 0, 1, 0};
const int dj[] = {0, -1, 0, 1};
const int INF = 1001001001;
const ll LINF = 1001002003004005006ll;
const double PI = acos(-1);



int main() {
    int n, k;
    cin >> n >> k;
    set<int> st;
    rep(i,n) {
        int a;
        cin >> a;
        st.insert(a);
    }

    int ans = 0;
    for (int x : st) {
        if (x == ans) {
            ans++;
        } else {
            break;
        }
    }
    ans = min(ans, k);
    cout << ans << endl;
    return 0;
}

Submission Info

Submission Time
Task C - Max MEX
User taki0711
Language C++ (GCC 9.2.1)
Score 300
Code Size 792 Byte
Status AC
Exec Time 244 ms
Memory 17716 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 1
AC × 62
Set Name Test Cases
Sample sample_01.txt
All sample_01.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt, test_44.txt, test_45.txt, test_46.txt, test_47.txt, test_48.txt, test_49.txt, test_50.txt, test_51.txt, test_52.txt, test_53.txt, test_54.txt, test_55.txt, test_56.txt, test_57.txt, test_58.txt, test_59.txt, test_60.txt, test_61.txt
Case Name Status Exec Time Memory
sample_01.txt AC 8 ms 3520 KiB
test_01.txt AC 2 ms 3480 KiB
test_02.txt AC 2 ms 3528 KiB
test_03.txt AC 2 ms 3616 KiB
test_04.txt AC 2 ms 3520 KiB
test_05.txt AC 3 ms 3516 KiB
test_06.txt AC 2 ms 3520 KiB
test_07.txt AC 3 ms 3456 KiB
test_08.txt AC 2 ms 3564 KiB
test_09.txt AC 2 ms 3568 KiB
test_10.txt AC 2 ms 3616 KiB
test_11.txt AC 2 ms 3540 KiB
test_12.txt AC 2 ms 3440 KiB
test_13.txt AC 4 ms 3616 KiB
test_14.txt AC 3 ms 3480 KiB
test_15.txt AC 2 ms 3476 KiB
test_16.txt AC 2 ms 3528 KiB
test_17.txt AC 2 ms 3528 KiB
test_18.txt AC 2 ms 3620 KiB
test_19.txt AC 2 ms 3524 KiB
test_20.txt AC 2 ms 3620 KiB
test_21.txt AC 197 ms 17504 KiB
test_22.txt AC 190 ms 17684 KiB
test_23.txt AC 210 ms 17584 KiB
test_24.txt AC 209 ms 17616 KiB
test_25.txt AC 186 ms 17636 KiB
test_26.txt AC 217 ms 17684 KiB
test_27.txt AC 91 ms 8696 KiB
test_28.txt AC 167 ms 12340 KiB
test_29.txt AC 114 ms 8940 KiB
test_30.txt AC 159 ms 11768 KiB
test_31.txt AC 11 ms 3768 KiB
test_32.txt AC 158 ms 12192 KiB
test_33.txt AC 181 ms 16952 KiB
test_34.txt AC 196 ms 17712 KiB
test_35.txt AC 65 ms 8160 KiB
test_36.txt AC 197 ms 17524 KiB
test_37.txt AC 17 ms 4616 KiB
test_38.txt AC 194 ms 17716 KiB
test_39.txt AC 23 ms 5268 KiB
test_40.txt AC 196 ms 17592 KiB
test_41.txt AC 38 ms 6064 KiB
test_42.txt AC 198 ms 17536 KiB
test_43.txt AC 53 ms 7280 KiB
test_44.txt AC 206 ms 17584 KiB
test_45.txt AC 44 ms 6568 KiB
test_46.txt AC 212 ms 17524 KiB
test_47.txt AC 160 ms 14388 KiB
test_48.txt AC 217 ms 17604 KiB
test_49.txt AC 58 ms 7772 KiB
test_50.txt AC 212 ms 17604 KiB
test_51.txt AC 213 ms 17016 KiB
test_52.txt AC 216 ms 17508 KiB
test_53.txt AC 165 ms 14748 KiB
test_54.txt AC 218 ms 17580 KiB
test_55.txt AC 70 ms 8564 KiB
test_56.txt AC 230 ms 17628 KiB
test_57.txt AC 85 ms 9300 KiB
test_58.txt AC 226 ms 17592 KiB
test_59.txt AC 84 ms 9484 KiB
test_60.txt AC 239 ms 17548 KiB
test_61.txt AC 244 ms 17584 KiB