Submission #422004

#	Time	Username	Problem	Language	Result	Execution time	Memory
422004		HappyPacMan	Sequence (BOI14_sequence)	C++14	34 / 100	8 ms	892 KiB

sequence

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

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    int K;
    cin >> K;
    int B[K];
    for(int i=0;i<K;i++){
        cin >> B[i];
    }
    if(K > 1000){
        if(B[0] == 0 || B[0] == 9){
            if(B[0] == 0) cout << "10";
            if(2 <= K && K <= 11) cout << (B[0] == 0 ? "0" : "8");
            else if(K <= 111) cout << (B[0] == 0 ? "00" : "88");
            else if(K <= 1111) cout << (B[0] == 0 ? "000" : "888");
            else if(K <= 11111) cout << (B[0] == 0 ? "0000" : "8888");
            else  cout << (B[0] == 0 ? "00000" : "88888");
            if(B[0] == 9) cout << "9";
            cout << '\n';
        }else{
            cout << B[0];
            if(2 <= K && K <= 10) cout << "0\n";
            else if(K <= 100) cout << "00\n";
            else if(K <= 1000) cout << "000\n";
            else if(K <= 10000) cout << "0000\n";
            else cout << "00000\n";
        }
        return 0;
    }
    for(int i=1;i<=1000;i++){
        int sum = 0;
        for(int j=0;j<K;j++){
            bool valid = false;
            int temp = i+j;
            while(temp > 0){
                if(temp % 10 == B[j]) valid = true;
                temp = temp / 10;
            }
            sum += valid;
        }
        if(sum == K){
            cout << i << '\n';
            return 0;
        }
    }
}

• Subtask 1: 9 / 9
• Subtask 2: 0 / 33
• Subtask 3: 25 / 25
• Subtask 4: 0 / 33