题解 | #提取不重复的整数#
提取不重复的整数
https://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
#include "bits/stdc++.h"
using namespace std;
int main()
{
int num;
cin >> num;
int a[10] = {0};
while (num > 0)
{
int t = num % 10;
num = num / 10;
if (a[t] == 0)
{
cout << t;
a[t] = 1;
}
}
return 0;
}
又是被虐的一题 啊啊啊啊
