daily-coding-52 for http://daily-coding.herokuapp.com/problems/52

gistfile1.cpp

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <vector>
#include <string>
#include <sstream>

using namespace std;

int main(void)
{
	long long i = 1;
	while(true){
		bool b_ok = true;
		int digits[10]; memset(digits, 0, sizeof(digits));
		int tmp_i = i;
		while(tmp_i){
			digits[tmp_i%10] = 1;
			tmp_i /= 10;
		}
		vector<int> v{2,3,4,5,6};
		for(int multi : v){
			long long i_multi = multi * i;
			int multi_digits[10]; memset(multi_digits, 0, sizeof(multi_digits));
			int i_multi_tmp = i_multi;
			while(i_multi_tmp){
				multi_digits[i_multi_tmp%10] = 1;
				i_multi_tmp /= 10;
			}
			int j;
			for(j=0;j<10;j++){
				if(digits[j] != multi_digits[j]){
					break;
				}
			}
			if(j!=10){
				b_ok = false;
				break;
			}
		}
		if(b_ok){
			printf("%lld\n", i);
			break;
		}
		i++;
	}
	return 0;
}