Submission #41197

#	Time	Username	Problem	Language	Result	Execution time	Memory
41197		IvanC	Sequence (BOI14_sequence)	C++14	34 / 100	1072 ms	1924 KiB

sequence

#include <bits/stdc++.h>
using namespace std;
const int MAXN = 1e5 + 10;
int K,vetor[MAXN];
int check(int ini){
	for(int i = ini,ptr = 1;ptr <= K;i++,ptr++){
		if(i == 0 && vetor[ptr] == 0) continue;
		int copia = i;
		while(copia != 0 && copia % 10 != vetor[ptr]) copia /= 10;
		if(copia == 0) return 0;
	}
	return 1;
}
int main(){	
	cin >> K;
	for(int i = 1;i<=K;i++) cin >> vetor[i];
	if(K <= 1000){
		for(int i = 1;i<=1000000;i++){
			if(check(i)){
				cout << i << endl;
				return 0;
			}
		}
	}
	if(vetor[1] == 9){
		int geratriz = 8;
		while(true){
			if(check(geratriz + 1)){
				cout << geratriz + 1 << endl;
				return 0;
			}
			geratriz *= 10;
			geratriz += 8;
		}
	}
	else if(vetor[1] == 0){
		int ini = 1;
		while(true){
			if(check(ini)){
				cout << ini << endl;
				return 0;
			}
			ini *= 10;
		}
	}
	else{
		int ini = vetor[1];
		while(true){
			if(check(ini)){
				cout << ini << endl;
				return 0;
			}
			ini *= 10;
		}
	}
	return 0;
}

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